- 8% Co teeth (M42); - High cutting performance; - Width from 13 to 67mm; - Thickness from 0,6 to 1,6mm; - Uniform welding; - Resistance to breakage; - Long tool life.
- Rotary/percussion masonry drill bit 130° Douglas form carbide tip. - Shank diameter of drill bits 10-13 mm is reduced to 9.5 mm. - Shank diameter of drill bits larger than 13 mm is reduced to 12.7 mm.