T45-76-12button FF spherical retrac bit

Rock drilling tools factory ProDrill manufactures rock drill bits: Q12T45 Threaded Button Bit is the most important size for benching and long-hole drilling underground

Diameter: 76mm, 89mm, 102mm

Skirt body: retrac, and normal, straightrac

Face type: flat, uniface, Drop Center

Carbide shape: Dome, ballistic, semi-ballistic

Used in bench drilling, underground long hole drilling to match extension MF rod, MM rod heavy duty top hammer.

• Code No.: Q12-76-T45
• Thread: T45
• Diameter: 76mm
• Gauge Buttons: 8*11mm
• Front Buttons: 4*11mm
• Skirt Design: Standard
• Carbide Design: Dome
• Face Design: Flat