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)273
Casing OD (in.)10 ¾
Casing Max Wall (mm)12,7
Casing Max Wall (in.)0.500
Ring bit ID (mm)219
Ring bit ID (in.)8.622
Ring bit OD (mm)292
Ring bit OD (in.)11.496
Pilot bit OD (mm)246
Pilot bit OD (in.)9.685
Product number03-581-273-0255

Compatible products

DTH-RoX+ 273/12,7
Ring, Down the Hole Hammer, Single-use