... .0mm Surface: bright Free sample 201 Polished Round Stainless Steel Wire in Coil Stainless steel Wire Specification:------------------------------------------------------------------1.Standards: GB AISI2. Grade: 200Series-201,202 ... for manufacturing Spring, Screw, Bolt & nut, Steel mesh/coveyer belt, Shaft pin, Needle, Nail, Rope, Earphone wire, Washer, Staples, Pet cages, Antenna, Mosquito ...