5, 7, 9, 11, 13, 15, 17, 19, 21 mm Uses: For drilling and chamfering and deburring of aluminum, plastic, and wood. Groove holes for round holes, small holes and reamers for enlarging holes. ●Super Hexagonal Spiral Titanium is sold online by DCM We also carry many other tip tools (drills). Caution: Do not use for anything other than its intended purpose. Please be sure to wear protective equipment such as dust-proof glasses, masks, etc. Keep out of reach of children.
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