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Tool Steel Round Bar D2 is a high carbon, high chromium, air-hardening tool steel.
It was formulated to combine excellent abrasion resistance and air-hardening characteristics. D2 has become the tool and die standard against which other tool steels are measured for abrasion resistance, dimensional stability in hardening and air-hardening characteristics.
When properly annealed, D2 has a machinability rating of 45 as compared to a 1% Carbon Steel rated at 100.
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Tool Steel Round Bar D2
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