40122510
UNIVERSAL DRILLING GUIDE SET M6 - M10 FOR BROKEN STUDS

For safe accurate drilling off broken studs or bolts with thread size M6 - M10. A centre hole can be drilled into the broken stud and an extractor driven in to try and unscrew the stud. If unsuccessful the thread can be drilled out completely.
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High Performance HARDOX-Drills:
- Suitable for tough and hard materials
- With optimized cutting edge and special, flat spiral angle (135°). Special coating, up to 2 times longer tool life than conventional coatings.
- HARDOX HSS Co5 drills Ø 3,0 mm / 4.5 mm / 6,4 mm

Carbide HEAD-CUTTER: (40122005)
- Ideal for levelling / smoothing the messy break-off edge of the stripped screw.
- Carbide drill cutter: Ø 4.8 x 50 mm / Ø 6.0 x 50 mm / Ø 6.0 x 105 mm