... ,Products Availablebolts, screws, nuts, rivets, Heatsink, shafts(axles, spline shafts, dart shafts),gears (pinions, wheels ) bearing, LED light-fixture, auto parts ... other industrial uses.D,Materials Available1. Stainless Steel: SS201, SS303, SS304, SS316 etc.2. Steel:Q235,20#,45# etc.3.Brass:C36000 ...