... wire to high-level precision steel ball.MAIN PRODUCTS:1. Stainless steel ball, with material AISI304, 316, 420C, 440C2. Steel ball, with material AISI 1008-1086 ... , sliders, ball bearing lead screw, wheels, toys, bicycles, bearings, trust bearings pulleys, chemical industries, etc.DETAIL SPECIFICATION: ItemAISI440 Stainless Steel BallCategoryStainless Steel BallMaterialAISI440Size2.0 ...