... years of production experiences 2.Black or machined surface Cold Work Tool Steel Cr12,D3, SKD1 ,1. ... 2080Characteristics:1.A kind of widely used cold work tool steel, belong to carbon chromium ledeburitic ... resistance, it is widely used in making cold die and punch, cold shearing ,drilling bushing ,gauge, wortle, coining ... inquire.We will reply to you ASAP. Cold Work Tool Steel Cr12,D3, SKD1 ,1.2080 ...