China High Hardness Tungsten Cobalt Carbide Alloy Ball Yg12, Tungsten Steel Ball, Find details about China Tungsten, Tungsten Alloy from High Hardness Tungsten Cobalt Carbide Alloy Ball Yg12, Tungsten Steel Ball
Specification
solid carbide grinding ball:
1.100% raw materials
2.advanced equipments
3.good abrasive resistance
4.high precision