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UKCOCO 19pcs Drill Bits Round Handle Drill Set - Q99OR2917R23J
UKCOCO Q99OR2917R23J
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Hss drill bits-- high-speed steel with coating treatment, tougher and more abrasion resistant for longer working life and high work efficiency. Drill bits-- twist design drill bits, accurate and fine, increase drilling speed. Drill bits set-- ideal for home diy, building and engineering use etc. Hss drill bits set-- bit diameter: 1mm 1.5mm 2mm 2.5mm 3mm 3.5mm 4mm 4.5mm 5mm 5.5mm 6mm 6.5mm 7mm 7.5mm 8mm 8.5mm 9mm 9.5mm 10mm. Drill bit set-- mainly for drilling wood, plastic, fiberglass, printed circuit board, and metal including copper, aluminum, tool steel, cast iron, and heavy-duty abrasive alloy metal, etc.
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