Irwin 88885 Speedbor Boring Bit Set, 1/4", 5 Piece

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This Irwin Speedbor Spade Bit Drill Set Blue Groove Double cutting spurs scribe the outside of the hole reducing breakout 10% larger shank for added durability. Number of Pieces: 5 pc.
SKU: 42992420
MFG: 88885
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  • Shank Diameter: 1/4"
  • Blue-Groove point and cutting edge for faster chip removal/overall drilling speed
  • Double cutting spurs scribe the outside of the hole for reduced breakout and cleaner holes
  • 40% thicker cutting edge and enlarged shank for increased strength/longer drilling life
  • 1/4" quick-change shank reduces slipping in standard chucks
  • Set includes (1) 3/8", (1) 1/2", (1) 5/8", (1) 3/4" and (1) 1"
  • Number of Pieces: 5 pc.
Cancer and Reproductive Harm -


MFR: 88885
SKU: 42992420
UPC: 024721888754
Brand: Irwin