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Amazon.com: SF-5 Tungsten Carbide Burr Rotary File Tree Shape Radius End Shape Double Cut for Die Grinder Drill Bits 1/4'' Inch Diameter of Shank and 1/2'' Inch Diameter of Cutter 1'' Inch
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Double Cut Carbide Rotary Burr Set – 1/4'' Shank 10 pcs Tungsten Steel Rotary Tool Bits, Die Grinder Bits for Metal Polishing Wood Carving Drilling Engraving by ORAPXI - Amazon.com
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Amazon.com: 1 Set 6X8MM Head Tungsten Carbide Rotary Burr Set Die Grinder Bit 1/4-Inch Shank Grinder Drill Rotary Burrs Cutting Burs Metal Polishing : Industrial & Scientific
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