BIT 45 MM SR35 (R32) Drilling accesories for tunneling

Rock drilling tools manufacturer ProDrill offers rock drill bits: R32 Threaded Button Bits is the most important size for drifting and tunneling drilling job.
R32 Threaded Drill Bit Specs
Diameter: 43mm, 45mm, 48mm, 51mm, 57mm, 64mm
Skirt body: retrac, and normal
Face: flat, uniface
Carbide: Dome, ballistic
Used in drifting and tunneling, or dimensional natural stone quarrying
Drift HEX rod :
R32-R28- H28 2600mm
R32-R28- H28 3100mm
R32-T38- H35 3660mm
R32(SR35)-T38-H35 4310mm

BIT- 45 MM -SR35 (R32) for tunneling

BIT 45 MM SR35 (R32) drilling accesories for tunneling

To match shank rod, and MM and MF Hex drifter rod for light-duty top hammer such as Atlas Copco Boomer 282, L2D, and similar of Sandvik drill rig like Q7.Main Drifter rod as follows: R32-Hex 32 -R32  3660mm,T38-Hex35-SR35 ( R32 ) 4305mm

For more details please watch PDF online: R32 Threaded Drill Bits for Drifting and Tunneling Catalogue