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. Mainly used for grinding hard alloy, tungsten steel milling cutters, also can be used for glass, tiles, gems, ceramics, molds and other materials edge grinding and chamfer.
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