125mm Diamond Grinding Wheel Polishing Disc Set Sharpener Disc for Angle Grinder. 1/4Pcs Die Grinder Collet 1/4-1/8" Adapter Collet F Pneumatic Grinding Machine. 5Pcs Brazed diamond grinding head. They are made of brazed diamond, the grinding capacity is stronger and more durable than the ordinary electroplating grinding head.
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