Your single source for large diameter shaft-drilling equipment, tooling and installation methods.

Bits

The Steven M. Hain Company offers Direct and Reverse Circulation Drill Bits ranging in size from 32-inch up to 156-inch in diameter. The Drill Bits feature either milled-tooth, carbide-buttoned inserted Cutters or tungsten carbide rolling rock cutters. Tapered sweep or skirt intakes are available.