steel ball made by our factory are widely used in machinery, bearings, motorcycle, bicycle, car, truck, bus, instruments, electronic applications ect. we mainly supply follows steel balls:1. Grade: 3-10002. size: 0.5-200mm3. materials: alloy steel ball... More
Qingdao Tlead International Company Ltd.
Main Products: steel ball, refractometer, paulownia board, measuring wheel, ph meter... More