Hand Tool Accessories 1,Material : Steel or as per your request. 2,CNC machining 3,Black Zinc-plated 4,Heat Treatment BrakeFree Tool by CNC machining 1,It is a spare parts for the hand tools.2, Material : Steel ,or as per your request3, Heat treatment is done .We can do the heat treatment to the Hardness as per your request.4, With zinc-plated surface to protect rust5, Customized We produce ...