Standard mill sizes for Tool Steel O1 Precision Ground Stock range from 1/64″ (A) X 1/2″ (B) all the way up to 7/8″ (A) X 6″ (B). Other sizes may be available. Contact your local Metal Supermarkets store to confirm availability and pricing.
Please note all items are subject to availability.
| Item A x B in inches |
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|---|---|---|
| 1/64 X 1/2 O1 Rectangular Bar |  |
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| 1/64 X 3/4 O1 Rectangular Bar | |
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| 1/64 X 1 O1 Rectangular Bar | |
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| 1/64 X 1-1/4 O1 Rectangular Bar | |
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| 1/64 X 1-1/2 O1 Rectangular Bar | |
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| 1/64 X 2 O1 Rectangular Bar | |
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| 1/64 X 2-1/2 O1 Rectangular Bar | |
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| 1/64 X 3 O1 Rectangular Bar | |
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| 1/64 X 4 O1 Rectangular Bar | |
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| 1/32 X 1/2 O1 Rectangular Bar | |
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| 1/32 X 3/4 O1 Rectangular Bar | |
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| 1/32 X 1 O1 Rectangular Bar | |
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| 1/32 X 1-1/4 O1 Rectangular Bar | |
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| 1/32 X 1-1/2 O1 Rectangular Bar | |
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| 1/32 X 2 O1 Rectangular Bar | |
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| 1/32 X 2-1/2 O1 Rectangular Bar | |
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| 1/32 X 3 O1 Rectangular Bar | |
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| 1/32 X 4 O1 Rectangular Bar | |
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| 1/32 X 6 O1 Rectangular Bar | |
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| 3/64 X 1/4 O1 Rectangular Bar | |
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| 3/64 X 5/16 O1 Rectangular Bar | |
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| 3/64 X 3/8 O1 Rectangular Bar | |
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| 3/64 X 1/2 O1 Rectangular Bar | |
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| 3/64 X 3/4 O1 Rectangular Bar | |
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| 3/64 X 1 O1 Rectangular Bar | |
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| 3/64 X 1-1/4 O1 Rectangular Bar | |
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| 3/64 X 1-1/2 O1 Rectangular Bar | |
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| 3/64 X 1 O1 Rectangular Bar | |
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| 3/64 X 2 O1 Rectangular Bar | |
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| 3/64 X 2-1/2 O1 Rectangular Bar | |
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| 3/64 X 3 O1 Rectangular Bar | |
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| 3/64 X 3-1/2 O1 Rectangular Bar | |
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| 3/64 X 4 O1 Rectangular Bar | |
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| 3/64 X 6 O1 Rectangular Bar | |
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| 1/16 X 1/4 O1 Rectangular Bar | |
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| 1/16 X 5/16 O1 Rectangular Bar | |
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| 1/16 X 3/8 O1 Rectangular Bar | |
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| 1/16 X 1/2 O1 Rectangular Bar | |
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| 1/16 X 5/8 O1 Rectangular Bar | |
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| 1/16 X 3/4 O1 Rectangular Bar | |
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| 1/16 X 1 O1 Rectangular Bar | |
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| 1/16 X 1-1/4 O1 Rectangular Bar | |
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| 1/16 X 1-1/2 O1 Rectangular Bar | |
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| 1/16 X 1-3/4 O1 Rectangular Bar | |
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| 1/16 X 2 O1 Rectangular Bar | |
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| 1/16 X 2-1/2 O1 Rectangular Bar | |
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| 1/16 X 3 O1 Rectangular Bar | |
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| 1/16 X 3-1/2 O1 Rectangular Bar | |
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| 1/16 X 4 O1 Rectangular Bar | |
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| 1/16 X 5 O1 Rectangular Bar | |
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| 1/16 X 6 O1 Rectangular Bar | |
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| 1/16 X 8 O1 Rectangular Bar | |
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| 1/16 X 10 O1 Rectangular Bar | |
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| 5/64 X 1/4 O1 Rectangular Bar | |
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| 5/64 X 5/16 O1 Rectangular Bar | |
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| 5/64 X 3/8 O1 Rectangular Bar | |
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| 5/64 X 1/2 O1 Rectangular Bar | |
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| 5/64 X 3/4 O1 Rectangular Bar | |
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| 5/64 X 1 O1 Rectangular Bar | |
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| 5/64 X 1-1/4 O1 Rectangular Bar | |
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| 5/64 X 1-1/2 O1 Rectangular Bar | |
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| 5/64 X 2 O1 Rectangular Bar | |
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| 5/64 X 2-1/2 O1 Rectangular Bar | |
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| 5/64 X 3 O1 Rectangular Bar | |
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| 5/64 X 4 O1 Rectangular Bar | |
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| 5/64 X 6 O1 Rectangular Bar | |
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| 3/32 X 1/4 O1 Rectangular Bar | |
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| 3/32 X 5/16 O1 Rectangular Bar | |
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| 3/32 X 3/8 O1 Rectangular Bar | |
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| 3/32 X 1/2 O1 Rectangular Bar | |
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| 3/32 X 3/4 O1 Rectangular Bar | |
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| 3/32 X 1 O1 Rectangular Bar | |
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| 3/32 X 1-1/4 O1 Rectangular Bar | |
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| 3/32 X 1-1/2 O1 Rectangular Bar | |
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| 3/32 X 1-3/4 O1 Rectangular Bar | |
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| 3/32 X 2 O1 Rectangular Bar | |
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| 3/32 X 2-1/2 O1 Rectangular Bar | |
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| 3/32 X 3 O1 Rectangular Bar | |
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| 3/32 X 4 O1 Rectangular Bar | |
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| 3/32 X 5 O1 Rectangular Bar | |
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| 3/32 X 6 O1 Rectangular Bar | |
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| 3/32 X 8 O1 Rectangular Bar | |
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| 3/32 X 10 O1 Rectangular Bar | |
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| 7/64 X 1/2 O1 Rectangular Bar | |
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| 7/64 X 3/4 O1 Rectangular Bar | |
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| 7/64 X 1 O1 Rectangular Bar | |
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| 7/64 X 1-1/4 O1 Rectangular Bar | |
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| 7/64 X 1-1/2 O1 Rectangular Bar | |
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| 7/64 X 2 O1 Rectangular Bar | |
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| 7/64 X 2-1/2 O1 Rectangular Bar | |
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| 7/64 X 3 O1 Rectangular Bar | |
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| 7/64 X 4 O1 Rectangular Bar | |
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| 7/64 X 6 O1 Rectangular Bar | |
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| 1/8 X 1/8 O1 Rectangular Bar | |
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| 1/8 X 1/4 O1 Rectangular Bar | |
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| 1/8 X 5/16 O1 Rectangular Bar | |
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| 1/8 X 3/8 O1 Rectangular Bar | |
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| 1/8 X 1/2 O1 Rectangular Bar | |
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| 1/8 X 5/8 O1 Rectangular Bar | |
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| 1/8 X 3/4 O1 Rectangular Bar | |
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| 1/8 X 1 O1 Rectangular Bar | |
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| 1/8 X 1-1/4 O1 Rectangular Bar | |
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| 1/8 X 1-1/2 O1 Rectangular Bar | |
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| 1/8 X 1-3/4 O1 Rectangular Bar | |
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| 1/8 X 2 O1 Rectangular Bar | |
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| 1/8 X 2-1/2 O1 Rectangular Bar | |
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| 1/8 X 3 O1 Rectangular Bar | |
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| 1/8 X 3-1/2 O1 Rectangular Bar | |
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| 1/8 X 4 O1 Rectangular Bar | |
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| 1/8 X 4-1/2 O1 Rectangular Bar | |
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| 1/8 X 5 O1 Rectangular Bar | |
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| 1/8 X 6 O1 Rectangular Bar | |
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| 1/8 X 7 O1 Rectangular Bar | |
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| 1/8 X 8 O1 Rectangular Bar | |
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| 1/8 X 10 O1 Rectangular Bar | |
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| 1/8 X 12 O1 Rectangular Bar | |
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| 1/8 X 14 O1 Rectangular Bar | |
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| 9/64 X 9/64 O1 Rectangular Bar | |
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| 9/64 X 1/2 O1 Rectangular Bar | |
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| 9/64 X 3/4 O1 Rectangular Bar | |
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| 9/64 X 1 O1 Rectangular Bar | |
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| 9/64 X 1-1/4 O1 Rectangular Bar | |
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| 9/64 X 1-1/2 O1 Rectangular Bar | |
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| 9/64 X 2 O1 Rectangular Bar | |
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| 9/64 X 3 O1 Rectangular Bar | |
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| 9/64 X 4 O1 Rectangular Bar | |
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| 5/32 X 5/32 O1 Rectangular Bar | |
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| 5/32 X 1/4 O1 Rectangular Bar | |
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| 5/32 X 3/8 O1 Rectangular Bar | |
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| 5/32 X 1/2 O1 Rectangular Bar | |
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| 5/32 X 3/4 O1 Rectangular Bar | |
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| 5/32 X 1 O1 Rectangular Bar | |
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| 5/32 X 1-1/4 O1 Rectangular Bar | |
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| 5/32 X 1-1/2 O1 Rectangular Bar | |
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| 5/32 X 1-3/4 O1 Rectangular Bar | |
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| 5/32 X 2 O1 Rectangular Bar | |
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| 5/32 X 2-1/2 O1 Rectangular Bar | |
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| 5/32 X 3 O1 Rectangular Bar | |
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| 5/32 X 3-1/2 O1 Rectangular Bar | |
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| 5/32 X 4 O1 Rectangular Bar | |
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| 5/32 X 5 O1 Rectangular Bar | |
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| 5/32 X 6 O1 Rectangular Bar | |
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| 5/32 X 8 O1 Rectangular Bar | |
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| 3/16 X 3/16 O1 Rectangular Bar | |
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| 3/16 X 1/4 O1 Rectangular Bar | |
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| 3/16 X 5/16 O1 Rectangular Bar | |
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| 3/16 X 3/8 O1 Rectangular Bar | |
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| 3/16 X 1/2 O1 Rectangular Bar | |
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| 3/16 X 5/8 O1 Rectangular Bar | |
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| 3/16 X 3/4 O1 Rectangular Bar | |
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| 3/16 X 1 O1 Rectangular Bar | |
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| 3/16 X 1-1/4 O1 Rectangular Bar | |
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| 3/16 X 1-1/2 O1 Rectangular Bar | |
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| 3/16 X 1-3/4 O1 Rectangular Bar | |
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| 3/16 X 2 O1 Rectangular Bar | |
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| 3/16 X 2-1/2 O1 Rectangular Bar | |
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| 3/16 X 3 O1 Rectangular Bar | |
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| 3/16 X 3-1/2 O1 Rectangular Bar | |
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| 3/16 X 4 O1 Rectangular Bar | |
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| 3/16 X 5 O1 Rectangular Bar | |
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| 3/16 X 6 O1 Rectangular Bar | |
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| 3/16 X 8 O1 Rectangular Bar | |
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| 3/16 X 10 O1 Rectangular Bar | |
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| 3/16 X 12 O1 Rectangular Bar | |
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| 7/32 X 7/32 O1 Rectangular Bar | |
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| 7/32 X 5/16 O1 Rectangular Bar | |
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| 7/32 X 3/8 O1 Rectangular Bar | |
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| 7/32 X 1/2 O1 Rectangular Bar | |
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| 7/32 X 3/4 O1 Rectangular Bar | |
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| 7/32 X 1 O1 Rectangular Bar | |
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| 7/32 X 1-1/4 O1 Rectangular Bar | |
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| 7/32 X 1-1/2 O1 Rectangular Bar | |
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| 7/32 X 2 O1 Rectangular Bar | |
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| 7/32 X 2-1/2 O1 Rectangular Bar | |
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| 7/32 X 3 O1 Rectangular Bar | |
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| 7/32 X 4 O1 Rectangular Bar | |
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| 7/32 X 6 O1 Rectangular Bar | |
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| 7/32 X 8 O1 Rectangular Bar | |
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| 1/4 X 1/4 O1 Rectangular Bar | |
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| 1/4 X 5/16 O1 Rectangular Bar | |
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| 1/4 X 3/8 O1 Rectangular Bar | |
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| 1/4 X 1/2 O1 Rectangular Bar | |
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| 1/4 X 5/8 O1 Rectangular Bar | |
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| 1/4 X 3/4 O1 Rectangular Bar | |
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| 1/4 X 1 O1 Rectangular Bar | |
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| 1/4 X 1-1/4 O1 Rectangular Bar | |
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| 1/4 X 1-1/2 O1 Rectangular Bar | |
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| 1/4 X 1-3/4 O1 Rectangular Bar | |
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| 1/4 X 2 O1 Rectangular Bar | |
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| 1/4 X 2-1/2 O1 Rectangular Bar | |
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| 1/4 X 3 O1 Rectangular Bar | |
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| 1/4 X 3-1/2 O1 Rectangular Bar | |
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| 1/4 X 4 O1 Rectangular Bar | |
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| 1/4 X 4-1/2 O1 Rectangular Bar | |
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| 1/4 X 5 O1 Rectangular Bar | |
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| 1/4 X 5-1/2 O1 Rectangular Bar | |
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| 1/4 X 6 O1 Rectangular Bar | |
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| 1/4 X 7 O1 Rectangular Bar | |
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| 1/4 X 8 O1 Rectangular Bar | |
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| 1/4 X 10 O1 Rectangular Bar | |
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| 1/4 X 12 O1 Rectangular Bar | |
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| 1/4 X 14 O1 Rectangular Bar | |
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| 9/32 X 9/32 O1 Rectangular Bar | |
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| 9/32 X 1/2 O1 Rectangular Bar | |
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| 9/32 X 3/4 O1 Rectangular Bar | |
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| 9/32 X 1 O1 Rectangular Bar | |
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| 9/32 X 1-1/4 O1 Rectangular Bar | |
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| 9/32 X 1-1/2 O1 Rectangular Bar | |
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| 9/32 X 1-3/4 O1 Rectangular Bar | |
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| 9/32 X 2 O1 Rectangular Bar | |
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| 9/32 X 2-1/2 O1 Rectangular Bar | |
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| 9/32 X 3 O1 Rectangular Bar | |
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| 9/32 X 4 O1 Rectangular Bar | |
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| 9/32 X 6 O1 Rectangular Bar | |
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| 5/16 X 5/16 O1 Rectangular Bar | |
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| 5/16 X 3/8 O1 Rectangular Bar | |
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| 5/16 X 1/2 O1 Rectangular Bar | |
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| 5/16 X 5/8 O1 Rectangular Bar | |
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| 5/16 X 3/4 O1 Rectangular Bar | |
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| 5/16 X 1 O1 Rectangular Bar | |
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| 5/16 X 1-1/4 O1 Rectangular Bar | |
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| 5/16 X 1-1/2 O1 Rectangular Bar | |
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| 5/16 X 1-3/4 O1 Rectangular Bar | |
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| 5/16 X 2 O1 Rectangular Bar | |
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| 5/16 X 2-1/2 O1 Rectangular Bar | |
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| 5/16 X 3 O1 Rectangular Bar | |
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| 5/16 X 3-1/2 O1 Rectangular Bar | |
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| 5/16 X 4 O1 Rectangular Bar | |
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| 5/16 X 4-1/2 O1 Rectangular Bar | |
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| 5/16 X 5 O1 Rectangular Bar | |
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| 5/16 X 6 O1 Rectangular Bar | |
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| 5/16 X 7 O1 Rectangular Bar | |
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| 5/16 X 8 O1 Rectangular Bar | |
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| 5/16 X 10 O1 Rectangular Bar | |
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| 5/16 X 12 O1 Rectangular Bar | |
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| 3/8 X 3/8 O1 Rectangular Bar | |
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| 3/8 X 1/2 O1 Rectangular Bar | |
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| 3/8 X 5/8 O1 Rectangular Bar | |
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| 3/8 X 3/4 O1 Rectangular Bar | |
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| 3/8 X 1 O1 Rectangular Bar | |
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| 3/8 X 1-1/4 O1 Rectangular Bar | |
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| 3/8 X 1-1/2 O1 Rectangular Bar | |
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| 3/8 X 1-3/4 O1 Rectangular Bar | |
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| 3/8 X 2 O1 Rectangular Bar | |
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| 3/8 X 2-1/2 O1 Rectangular Bar | |
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| 3/8 X 3 O1 Rectangular Bar | |
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| 3/8 X 3-1/2 O1 Rectangular Bar | |
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| 3/8 X 4 O1 Rectangular Bar | |
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| 3/8 X 4-1/2 O1 Rectangular Bar | |
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| 3/8 X 5 O1 Rectangular Bar | |
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| 3/8 X 5-1/2 O1 Rectangular Bar | |
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| 3/8 X 6 O1 Rectangular Bar | |
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| 3/8 X 7 O1 Rectangular Bar | |
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| 3/8 X 8 O1 Rectangular Bar | |
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| 3/8 X 10 O1 Rectangular Bar | |
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| 3/8 X 12 O1 Rectangular Bar | |
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| 7/16 X 7/16 O1 Rectangular Bar | |
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| 7/16 X 1/2 O1 Rectangular Bar | |
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| 7/16 X 3/4 O1 Rectangular Bar | |
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| 7/16 X 1 O1 Rectangular Bar | |
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| 7/16 X 1-1/4 O1 Rectangular Bar | |
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| 7/16 X 1-1/2 O1 Rectangular Bar | |
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| 7/16 X 2 O1 Rectangular Bar | |
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| 7/16 X 2-1/2 O1 Rectangular Bar | |
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| 7/16 X 3 O1 Rectangular Bar | |
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| 7/16 X 4 O1 Rectangular Bar | |
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| 7/16 X 6 O1 Rectangular Bar | |
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| 1/2 X 1/2 O1 Rectangular Bar | |
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| 1/2 X 5/8 O1 Rectangular Bar | |
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| 1/2 X 3/4 O1 Rectangular Bar | |
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| 1/2 X 1 O1 Rectangular Bar | |
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| 1/2 X 1-1/4 O1 Rectangular Bar | |
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| 1/2 X 1-1/2 O1 Rectangular Bar | |
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| 1/2 X 1-3/4 O1 Rectangular Bar | |
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| 1/2 X 2 O1 Rectangular Bar | |
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| 1/2 X 2-1/2 O1 Rectangular Bar | |
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| 1/2 X 3 O1 Rectangular Bar | |
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| 1/2 X 3-1/2 O1 Rectangular Bar | |
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| 1/2 X 4 O1 Rectangular Bar | |
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| 1/2 X 4-1/2 O1 Rectangular Bar | |
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| 1/2 X 5 O1 Rectangular Bar | |
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| 1/2 X 6 O1 Rectangular Bar | |
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| 1/2 X 7 O1 Rectangular Bar | |
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| 1/2 X 8 O1 Rectangular Bar | |
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| 1/2 X 10 O1 Rectangular Bar | |
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| 1/2 X 12 O1 Rectangular Bar | |
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| 1/2 X 14 O1 Rectangular Bar | |
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| 9/16 X 9/16 O1 Rectangular Bar | |
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| 9/16 X 3/4 O1 Rectangular Bar | |
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| 9/16 X 1 O1 Rectangular Bar | |
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| 9/16 X 1-1/4 O1 Rectangular Bar | |
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| 9/16 X 1-1/2 O1 Rectangular Bar | |
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| 9/16 X 2 O1 Rectangular Bar | |
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| 5/8 X 5/8 O1 Rectangular Bar | |
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| 5/8 X 3/4 O1 Rectangular Bar | |
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| 5/8 X 1 O1 Rectangular Bar | |
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| 5/8 X 1-1/4 O1 Rectangular Bar | |
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| 5/8 X 1-1/2 O1 Rectangular Bar | |
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| 5/8 X 2 O1 Rectangular Bar | |
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| 5/8 X 2-1/2 O1 Rectangular Bar | |
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| 5/8 X 3 O1 Rectangular Bar | |
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| 5/8 X 3-1/2 O1 Rectangular Bar | |
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| 5/8 X 4 O1 Rectangular Bar | |
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| 5/8 X 5 O1 Rectangular Bar | |
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| 5/8 X 6 O1 Rectangular Bar | |
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| 5/8 X 7 O1 Rectangular Bar | |
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| 5/8 X 8 O1 Rectangular Bar | |
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| 5/8 X 10 O1 Rectangular Bar | |
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| 5/8 X 12 O1 Rectangular Bar | |
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| 3/4 X 3/4 O1 Rectangular Bar | |
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| 3/4 X 1 O1 Rectangular Bar | |
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| 3/4 X 1-1/4 O1 Rectangular Bar | |
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| 3/4 X 1-1/2 O1 Rectangular Bar | |
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| 3/4 X 2 O1 Rectangular Bar | |
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| 3/4 X 2-1/2 O1 Rectangular Bar | |
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| 3/4 X 3 O1 Rectangular Bar | |
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| 3/4 X 3-1/2 O1 Rectangular Bar | |
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| 3/4 X 4 O1 Rectangular Bar | |
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| 3/4 X 4-1/2 O1 Rectangular Bar | |
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| 3/4 X 5 O1 Rectangular Bar | |
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| 3/4 X 6 O1 Rectangular Bar | |
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| 3/4 X 8 O1 Rectangular Bar | |
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| 3/4 X 10 O1 Rectangular Bar | |
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| 3/4 X 12 O1 Rectangular Bar | |
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| 7/8 X 7/8 O1 Rectangular Bar | |
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| 7/8 X 1 O1 Rectangular Bar | |
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| 7/8 X 1-1/4 O1 Rectangular Bar | |
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| 7/8 X 1-1/2 O1 Rectangular Bar | |
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| 7/8 X 2 O1 Rectangular Bar | |
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| 7/8 X 2-1/2 O1 Rectangular Bar | |
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| 7/8 X 3 O1 Rectangular Bar | |
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| 7/8 X 3-1/2 O1 Rectangular Bar | |
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| 7/8 X 4 O1 Rectangular Bar | |
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| 7/8 X 6 O1 Rectangular Bar | |
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