Ceramic Balls, Ceramic Bearings, Thin Section Bearings manufacturer / supplier in China, offering Brass Ball 2.381mm 2.5mm 3mm 4mm 5mm 6mm H62 Copper Ball and Copper Bead, Factory Production Copper Brass Ball H62 Easy to Conduct Perforated Solid Ball Bearing Stainless Steel Ball, Ball 0.5-50mm Solid Copper Ball Copper Ball Bearing and so on.