ROCBIT EXTENTION TOP HAMMER RANGE DRILL RODS AND BUTTON BITS
Threaded drill bit:
- Thread size: R25, R28, SSR28, R32, SSR32, R35, SSR35, R38, T38, T45, T51, SST58, SST68, SGT60
- Diameter: 38mm to 152mm
- Face type: Flat front, Drop center front, Uni-face
- Skirt type: Normal, Retract
- Head type: Cross and button
Small hole drill rod:
- Shank size: Hex.19 x 108mm, Hex.22 x 108mm, Hex.25 x 108mm
- Length: 400mm to 7108mm
- Head diameter: 26mm to 42mm Taper
- Degree: 4°, 46′, 6°, 7°, 11°, 12°
Shank adapter and Coupling sleeve:
- Rock drill brand: Atlas Copco, Tamrock, Ingersoll Rand, Boart Longyear, Furukawa, Montabert, Soosan, Everdigm, others
- Thread size: R25, R28, SSR28, R32, SSR32, R35, SSR35, R38, T38, T45, T51, SST58, SST68, SGT60
- Coupling Bridge type: Semi-bridge, Full-bridge
Reamer tools and Domed button bit:
- Thread size: R28, SSR28, R32, SSR32, R35, SSR35
- Pilot adapter head diameter: 26mm to 40mm
- Reaming button bit diameter: 64mm to 127mm
- Domed bit diameter: 76mm to 152mm
Thread drill rod:
- Thread size: R22, R25, R28, SSR28, R32, SSR32, T38, T45, T51, GT60
- Rod size: Hex.22, Hex.25, Hex.28, Round 32, Round 39, Round 46, Round 52, etc
- Length: 600mm to 6059mm
Taper drill bit:
- Taper degree: 4°, 46′, 7°, 11°, 12°
- Carbide type: Chisel type, Cross type, Button type
- Diameter: 26mm to 60mm


