Irwin Blue Groove 4X Flat Bits for Wood
Irwin Blue Groove 4X Flat Bits for wood …. four times faster than standard flat bits.
Double cutting spur scribe the outside of the hole, reducing breakout.
Patented groove point and cutting edge ensures the edges ‘cut’ as oppose to scrape, therefore faster and uses less energy when using with cordless battery drills.
Blue Groove point and cutting edge for faster chip removal
10% larger shank for added durability.
Thicker cutting edge for longer drilling life.
1/4" hex quick change shank.
The hex shanks will also fit securely into a standard 3-jaw chuck.