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IRWIN 10502631 TCT Drill Bit 4mm
IRWIN 10502631 TCT Drill Bit 4mm
Designed for drilling hard and abrasive materials
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- Four faceted ground carbide tip for low drilling pressure and perfect centering
- Extra deep ground double flutes for extra chip capacity
- Reduced flute for body clearance and less friction
- The chrome-Vanadium steel body is hardened to 56 HRC for durability.
- Always use coolant when drilling with TCT twist drill bits to extend the lifetime of the drill bit. It is recommended to use a 3-6% emulsion.
| Diameter | 4mm |
| Working Length | 43mm |
| Total Length | 75mm |
