The IRWIN SPEEDBOR Blue Groove Spade Bit features a blue-groove point and cutting edge for ejecting chips four times faster than standard spade bits. These spade bits have double cutting spurs to scribe the outside of the hole to reduce breakout and 10% larger and 40% thicker grooved hex shanks* for added durability. Fits all standard quick change chucks.
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Item# : SPM9271416829
Model # : 88815