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)323,9
Casing OD (in.) 12 ¾
Casing Max Wall (mm)8
Casing Max Wall (in.)0.315
Ring bit ID (mm)281
Ring bit ID (in.)11.063
Ring bit OD (mm)343
Ring bit OD (in.)13.504
Pilot bit OD (mm)306
Pilot bit OD (in.)12.047
Product number03-581-323-0259

Compatible products

DTH-RoX+ 323,9/8
Ring, Down the Hole Hammer, Single-use