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 parabolic scoop optimises control and removal of wood chips.
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 Flat Bit Set is supplied in a hard, case. Contains the following:
Sizes (Ø): 12, 16, 18, 20, 22, 25, 28 and 32mm.
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fencing, trellis, treated posts, concrete posts, gravel boards, featheredge, spikes, woodstain. We stock paving slabs, playpit sand, compost, growbags, top soil, manure, fertiliser, bark, lawn seed, weed killer, gardening tools, hoses and netting with more items being added daily.
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