OPTIMISED BOLT AND DRILL BIT DIAMETERS
With the drill bits welded onto the bolts, you can reduce the diameter of borehole and shorten drilling time. The welded drill bit also reduces the annulus and provides better anchorage capacity and optimises resin consumption.
VARIOUS BOLT OPTIONS
We offer hollow bolts for applications in static, yielding and dynamic conditions. A wide range of lengths and configurations is available to suit your ground support requirements.
These high quality bolts have been successfully trialled and tested and are supplied to our customers around the globe. With hundreds of thousands of bolts already installed, you can limit your risks by choosing a proven system.
HOLLOW BOLT OPTIONS
We offer three families of bolts responding to the different requirements of your mining project: