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)711
Casing OD (in.)28
Casing Max Wall (mm)16
Casing Max Wall (in.)0.630
Ring bit ID (mm)640
Ring bit ID (in.)25.197
Ring bit OD (mm)740
Ring bit OD (in.)29.134
Pilot bit OD (mm)672
Pilot bit OD (in.)26.457
Product number03-522-711-3995

Compatible products

DTH-RoX+ 711/16
Ring, Down the Hole Hammer, Single-use