Irwin Unibit 1/4 In. - 3/4 In. #3 Step Drill Bit, 9 Steps Dremel hardened steel
$52.99
Description
hardened steel
plastic and soft materials - everything except hardened materials
Wide lands keep the bit straight as it bores through the hole
counter bore attaches securely to the flats on shank with hex screws & adjusts for controlled pilot hole depth
Fits all hammer drills with 3-jaw or Jacobs chuck
Irwin Unibit 1/4 In. - 3/4 In. #3 Step Drill Bit, 9 Steps Dremel hardened steelSingle concave flute design creates perfectly round holes in thin materials including steel, brass, copper, and aluminum. Constructed of industrial grade, high speed molybdenum steel. SpeedPoint tip for fast starts.
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