D5R4 B1
(New) IRWIN SPEEDBOR 88889 Flat Boring Drill Bit 3 pc Set Wood Pack of 3
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* Patented micro-groove cutting edge and spurs produce a smoother hole finish
*...
Blue-Groove point and cutting edge for faster chip removal - 4x faster than standard spade bits
Double cutting spurs scribe the outside of the hole reducing breakout
10% larger shank for added...
* Blue-Groove point and cutting edge for faster chip removal - 4x faster than standard spade bits.* Double cutting spurs scribe the outside of the hole reducing breakout. 10% larger shank for added...
* Precision machined tips with superior fitment for full contact fit and longer life.* Calibrated heat treating process for added durability.* Performance-optimized S2 steel construction for extended...
