The bucket rig ... to drill holes from 10 to 60 inches in diameter. Bucket drilling uses a cylindrical bucket with cutting blades or teeth mounted on a hinged bottom to repeatedly cut and lift ...

The SR-125 drilling rig weighs in at 281,310 lb. It’s powered by a 470-kW engine that meets Tier 4 Final requirements. It has a torque of 303,133 ft-lb with an extraction force of 121,395 lb-ft.

Hard rock mining equipment manufacturer ... for tramming and drilling individual holes. Like other electric concepts we’ve seen that operate primarily on a single site, cable connection to ...