- Drill/percussion drill bit with 130° Douglas carbide insert.
- The clamping end of the 10-13 mm drill bits is 9.5 mm.
- Drill bits longer than 13 mm have a clamping end of 12.7 mm.
- Contains drill bits with diameters of 4, 5, 6, 8 and 10 mm.
- Rock drill bit with "Douglas" carbide insert.
- Clamping shank diameter 9.5 mm for 10 to 13 mm drill bits.
- Clamping shank diameter 12.7 mm for drill shanks larger than 13 mm.
- Drill/percussion drill bit with 130° Douglas carbide insert.