All Holte products are made in Oregon, USA, within their three facilities including a design and machine department, a fabrication facility and heat treating facility. Holte’s heat treating facility is solely devoted to heat treating Holte drilling tools creating the quality Holte is known for.
Holte customers who have purchased a Rotary Top Drive, often bring their drilling rig to Holte’s fabrication facility to have it custom fit to their rig. These installations have included the Holte Rotary Top Drive with a cylinder mounted pneumatic casing driver and reverse circulation drill pipe. These systems have been fitted to Holte RC or conventional underreaming drills ranging from 10” to 42”. Holte Manufacturing delivers a complete system custom built with durable craftsmanship.
Holte Rotary Top Head Drives are engineered to meet the needs of our customers. The powerful 6000 base model features dual drive motors and is upgradable to quad drive motors. The 6000 will drive drill tube with 6” or 8” return pipe, and is field swappable between sizes.