Precision Tc K10 K20 K30 Yn6 Tungsten Carbide Alloy Balls Shandong Jinnai International Trade Co., Ltd. Base Info Description Pre：Tungsten Carbide Ball High Hardness Carbide Ball Next：Tungsten Carbide Grinding Balls 1/32′′ Yg6 Yg8 Yg10 Yg13
