High-torque, quiet-running and well balance Ideal for precision grinding and finishing works. Collect chuck Dia.3.0mm is standard size. 2.34mm/ 3.175mm in special order.
S.S. Metalware Co. is a specialized mold parts wholesale, and  distributor in HongKong and China, has been engaged in the manufacture of mold parts for more than over 20 years. All  mold....
5 different loaded mold spring can satisfy you. Yellow for lightest load. Blue for light load. Red for medium load. Green for heavy load. Brown for very heavy load. High grade alloy spring steel....