6/1Pcs Diamond Grinder Bit Head Tool Set Stained Glass Grinder Bit 1inch 3/4inch 1/4inch 1/8inch Multi-Size Brass Core Diamond

6/1Pcs Diamond Grinder Bit Head Tool Set Stained Glass Grinder Bit 1inch 3/4inch 1/4inch 1/8inch Multi-Size Brass Core Diamond

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