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IRWIN BLUE GROOVE 4x Flat Bit 12 mmx152 mm- Sharp double ends;
- Thicker cutting edge;
- Blue Groove groove tip and groove;
- 10% longer stem;
- 1/4 / 6 mm hexagon stem.
- Thicker cutting edge;
- Blue Groove groove tip and groove;
- 10% longer stem;
- 1/4 / 6 mm hexagon stem.