Irwin Flat Bit Speedbor 4X Blue Groove 17PC Bi-Metal Flush Pull Face Diameter -

Flush Pull Face Diameter - 57mm

ensuring a consistent water flow

while the trim's versatile design allows for easy installation on both straight and curved edges

Dirt resistant with excellent opacity

Irwin Flat Bit Speedbor 4X Blue Groove 17PC Bi-Metal Flush Pull Face Diameter -The IRWIN Blue Groove 4X Flat Bits have a patented groove point and cutting edge, designed to cut and not scrape the timber and they are 4 times faster than standard flat bits. 17 piece set including sizes from 6 38mm (: 6, 8, 10, 12, 13, 14, 16, 18, 19, 20, 22, 24, 25, 28, 32, 35, 38mm) Features & Benefits: The parabolic scoop optimises control and removal of wood chips. Increased relief angle from 12 to 17. The shank is 152mm in length and 10%