The  XMS Flat Wood Bit Set, 17 Piece, manufactured by Irwin, cut 4 times faster than standard flat bits, surely enough to catch your GKO interest.

Blue Groove 4x flat bits covering sizes 6 to 38mm.

Patented groove point and cutting edge designed to cut not scrape the timber.

Parabolic scoop optimises control and removal of wood chips.

Increased relief angle from 12 to 17 degrees.

152mm long shank with 10% larger diameter for added durability.

Supplied in a nylon case.