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The Irwin Blue Groove 4X flat bit have a patented groove point and cutting edge. The cutting edges cut the timber 4 times faster, without scraping. The parabolic scoop optimises control and removal of wood chips.
These flat bits have an increased relief angle from 12° to 17° . The large shank is 152mm in length and 10% larger in diameter for added durability.
The Irwin IRW10502816 Blue Groove 4x flat bit has the following specific dimension:
Diameter: 25mm
| ACCESSORYTYPE : | SPADE BIT |
| CORDED/ CORDLESS : | BOTH |
| DIAMETER (METRIC) : | 25 MM |
| PRODUCT GROUP : | ACCESSORY |
| SUB-TYPE : | FLAT/ SPADE BIT |
| TYPE : | DRILL BITS |
