Irwin Blue Groove 4x Flat Spade Drill Bit Set 17pc

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The IRWIN Blue Groove 4X Flat Bits have a patented groove point and cutting edge, designed to cut and not scrape the timber. They are 4 times faster than standard flat bits. The pa rabolic scoop optimises control and removal of wood chips. Specification Increased relief angle from 12 to 17. The shank is 152mm in length and 10% larger in diameter for added durability. This IRWIN Blue Groove 4X Wood Flat Bit Set is supplied in a branded nylon case. Contains the following: Sizes: 6, 8, 10, 12, 13, 14, 16, 18, 19, 20, 22, 24, 25, 28, 32, 35 and 38mm. Show more