... . Wire size: 0.2-8.0mm Surface: Brigth, Dull Stainless steel spring wire:Application: SpringsSteel grade: 302, 304, 316, 201CU, etc. Wire ... /coil, coils in wooden box A. Item: Stainless steel spring wireB. Advantage:Stainless steel wire has a good ductility, high tensile strength and ...