Product info

Single-use system for down the hole hammer

Sometimes overburden is thick and full of boulders. Robit® Single-Use Casing System for DTH Hammer enables easy, fast, and reliable drilling process in all conditions. Robit® Single-Use Casing Systems are available for all the common Down The Hole hammers and are designed for all the applications where the casing is left in the ground.

Casing OD (mm)114,3
Casing OD (in.)4 ½
Casing Max Wall (mm)5
Casing Max Wall (in.)0.197
Ring bit ID (mm)91
Ring bit ID (in.)3.583
Ring bit OD (mm)128
Ring bit OD (in.)5.039
Pilot bit OD (mm)102
Pilot bit OD (in.)4.016
Hammer3 ½’’
Product number03-531-114-0148

Compatible products

DTH-RoX+ 114,3/5
Ring, Down the Hole Hammer, Single-use