A:Product Description1, Small quantity accepted casting manufacturing2, Material:42Crmo steel alloy.3, Weight=960g4, Process:steel foundry casting5, Surface:shot blasted and machining.6, Used in marine hardware industry.7, Place of origin in zhenhai,Ningbo8, Tolerance in CT8 grade.9, Sampling in one month and production ability in 10ton per month.10,Hardness HRC48B:Our Service1,OEM/ODM accept.2, ...