Features:
- O-Ø: 25 mm
- SØ: 13 mm
- OAL: 240 mm
- SpL: 170 mm
- CPL: 19 mm
- :
Machine Drill for construction of stairs
Quality classification: Profi
The description of the tool design: Drill bit with extra long brad point (ground three-edged), two main edges, two roughing taps, four spiral grooves
Tool material: Tool steel
Recommended r.p.m. and specific example for the most common diameters in the according field of application: 800 - 2500 min-1. e.g. Ø 16 mm 2000 min-1 in softwood
Description of application: For boring paling fences into stringers or handrails of staircases. Only recommended for hardwood
Practical advice and specialty of the tool: Better results by the three-edged brad point than by the four-edged. For hardwood we recommend the TCT-Bormax³ 1663 combined with a drill rig
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