High Hardness 5.556mm 7.144mm 8.731mm 9.525mm 12mm 15mm Tungsten Carbide Steel Ball Shandong Jinnai International Trade Co., Ltd. Base Info Description Pre：G20 Low Price Yg8 Tungsten Carbide Ball Tungsten Carbide Balls for Sale and Crews Valves Flow Meters 3.175mm 1/8inch Next：Yg6 Yg8 Alloy Steel Ball 2.51-46.01mm Tungsten Carbide Wear Parts Hard Alloy Tungsten Carbide Ball
