The IRWIN Blue Speedbor Flat Bit Set features a patented blue groove design that cuts through timber up to four times faster than standard bits. Its parabolic scoop efficiently clears wood chips for smoother drilling, while the increased relief angle boosts cutting performance. With a 157mm long shank that’s 10% thicker, this set offers enhanced durability for demanding jobs. Ideal for woodworkers seeking speed and precision in one reliable package.

Sizes: 6, 8, 10, 12, 13, 14, 16, 18, 19, 20, 22, 24, 25, 28, 32, 35 & 38mm