Irwin 63932 Jobber Drill Bit, 1/2 in Dia, 6 in OAL, Spiral Flute, 2-Flute, 1/2 in Dia Shank, Straight Shank

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Titanium nitride coating reduces friction and last longer, cutting edge stays sharper longer. Used in repetitive metal drilling with portable drills or stationary drill press. Jobb er length. Titanium nitride coating resists heat and friction, providing up to 6X longer life than standard HSS bits Heavy-duty web design provides extreme rigidity when drilling in metal applications SIGHTLINE® channel improves visibility of cut line 135 deg split point reduces feed pressure for easier penetration without work hardening and tip point ensures a true start and eliminates bit walking Show more