The Irwin TCT (Tungsten Carbide Tipped) drill bit offers precision drilling with stationary machines in hardened steel cast iron
...The Irwin masonry drills bits are designed for fast & efficient drilling in brickwork concrete & breeze block especially with
...The Irwin auger wood drill bit has been designed for all general wood boring & offers a superior performance. The single spur
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The Irwin Blue Groove 4X flat bits 17 piece set with their patented groove point & cutting edge.
The cutting edges cut the timber 4 times faster without scraping whilst the parabolic scoop optimises control & removal of wood chips
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