1pc 1/4 " Titanium Coated Metal Hex Core Drill Bits Hss Step Drill Bit Cone Hole Cutter Taper Metric 3-12mm/4-12mm/4-20mm/4-32mm

1pc 1/4 " Titanium Coated Metal Hex Core Drill Bits Hss Step Drill Bit Cone Hole Cutter Taper Metric 3-12mm/4-12mm/4-20mm/4-32mm

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