SpeedBor- Tri-Flute Bit- 1/2" x 6"

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IRWIN SPEEDBOR 3041001 Auger Bit Wood Boring Bit, Tapered Flute, 1-3/4 in L Flute, Hex Shank, 1/4 in Dia Shank PRODUCT OVERVIEW The IRWIN SPEEDBOR® MAX SPEED™ wood drilling bit is the fastest SPEEDBOR® ever. The speed tip features a full screw point that allows bit to self-feed, as well as three cutting spurs for faster, cleaner holes, less breakout and extended drilling life. The tapered tri-flute design allows for faster chip ejection and less binding. Its grooved hex shank prevents slipping and fits all standard 1/4 in quick-change chucks, including impact drills.

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