Made of M2 grade high speed steel, hardened to Rc 63-65 and ground. Use as punches, gages, pins or grind into special tools. Tolerance sizes: up to 1/2 inch (+.0000/-.00003); over 1/2 inch (+.0000/-.0005).
Warning:This product may expose you to chemicals including Carbon Black, Isoprene and Nickel, chemicals known to the State of California to cause Cancer. For more information go to www.P65Warnings.ca.gov