R25 Drifting & Tunneling Tools

R25 (1″) bit thread, Button bit diameter: 33mm, 35mm, 37mm, 38mm, 41mm, 43mm

Cross bit diameter: 33mm, 35mm, 38mm

Reaming bit, 6° taper, bit diameter: 64mm, 76mm, 89mm

Pilot adapter,  6° taper, R25 thread, diameter: 26mm

Drifter rod, R32-Hex25-R25, length: 2200mm, 2400mm, 2600mm, 2800mm, 3090mm, 3700mm

Coupling sleeve, R25, 150mm length