Profile: Hardmetal Underground Supply is a vertical, horizontal and directional drilling specialist. We provide various tooling products for drilling, boring and trenching projects. We work with heating & air companies as well as water well drillers regarding geothermal pipe, DTH hammers, DTH bits, tri-cone bits, and all the accessories needed. Our railhead underground & geothermal products include HDPE pipe, mud motors, trencher chain, teeth & accessories, hydraulic hammers & points, jack hammers, digging bars & man-hole hooks, saddle tapping tools, fusion machines, vertical drilling tools and geothermal products. We also stock accessories including reamers, drive chucks, collars, grips, bolt-on bits, lead rods, grease, expanding pipe cutters, swivels, drilling fluids and bucket teeth. We manufacture HDPE pipes for various industries including portable water, sanitary sewer, oil & gas and duct. Rock Hog DTH bits are computer designed, engineered, and manufactured for superior penetration while maintaining cleaning action at the face of the bit, thus extending the working life of the product. These are manufactured completely in house in 4", 5", 6", and 8" sizes. These hammer bits are suitable for any type of drilling environment including water well, quarry, open pit & underground mining, construction drilling, and blast hole work. BorePro Series include a complete line of plowing systems, horizontal drilling tools and accessories.