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Heat Treated HSS with titanium Nitride Coating
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increases the hardness and makes the bits last up to 4-5times longer than ordinary drill bits
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Drill round holes in most metals, plastic, wood, and etc.
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Self-starting tips will not skid, no need for center punching or pilot drill
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designed to auto deburr the hole cut
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10 steps: 1/4", 3/8", 1/2", 5/8", 3/4", 7/8", 1", 1-1/8", 1-1/4", 1-3/8"
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Work on Drilling Holes into thin Material, such as steel, stainless steel, copper, aluminum or plastic
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double flute for easy control
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