The IRWIN Blue Groove 4X Flat Bit is engineered to improve drilling efficiency in timber. It features a patented groove point and cutting edge designed to cut rather than scrape, enabling faster material removal. The bit uses a parabolic scoop to enhance control and the removal of wood chips. With an increased relief angle, it reduces resistance and helps smooth, clean drilling. The shank length is 152 mm and the shank diameter is 10% larger than standard, contributing to added durability. The specific size for this bit is 17 mm in diameter with a 152 mm shank length, optimized for demanding woodworking tasks.
Features
- Cuts timber four times faster than standard flat bits
- Patented groove point and cutting edge
- Parabolic scoop for better control and chip removal
- Relief angle increased to 17°
- Shank length 152 mm
- Shank diameter 10% larger for durability
Price History
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