Irwin 88885 Speedbor Boring Bit Set, 1/4", 5 Piece Cake 10 frames with wax-coated

10 frames with wax-coated

Patented web taper increases the rigidity of the bit to decrease the potential for bit breakage

No open time required

Size : 7' x 3/8" rope gasket

Irwin 88885 Speedbor Boring Bit Set, 1/4", 5 Piece Cake 10 frames with wax-coatedHighlights: 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