Origin: China Steel grade: D3/ 1.2080/ Cr12 Brand name: Fangyuan Special Certificate: ISO9001:2000 Delivery condition : HB190-235 Size(mm): 50-300 (rounds) 20-250 (flats/thickness) Property & Application: with good wear-resisting and high hardening to prevent from deforming , can be used to make non punch tough tools, measurements like reamers, car cutter, plastic crush blade,Guage knife, also used in such precise moulds as gaskets, silicon glue mould, keyboard mould ,cold dies,punch head , samples, cold punch, drill set,silk-drawing mouls, stainless steel thin plate punch moulds, cold pressing mould etcs.