... .Coils-rosettes (250kg-1000 Kg) 4.Tolerance:+0/-0.6mm stainless steel wire 1. StandardGB,AISI2. Grade200Series-201,202,200Cu,201Cu.300Series-301 ... for manufacturing Spring, Screw, Bolt & nut, Steel mesh/coveyer belt, Shaft pin,Needle, Nail, Rope, Earphone wire, Washer, Staples, Pet cages, Antenna, Mosquito ...