6000 Rotary Top Head Drives
Holte Rotary Top Drives are available with one to four hydraulic motors giving you a full range of continuous torque from 6,500 to 67,100 foot pounds (0.7KNM to 7.6KNM). RPM range is from 0.75 to 18 RPM. The 6000 is specifically designed for reverse circulation drilling with an 8” spindle opening, but can be sleeved to 6”. Depending on the application and drill depth. The Rotary Top Drive can also be converted to conventional drilling.
Standard 6000 Configuration Includes:
– Air inlet swivel
– Cuttings discharge with replaceable wear plate
– Automatic mechanical lubrication
– Bulkhead with all hydraulic and air connection
– Grout through line with pinch valve
– Cuttings discharge with pinch valve
– 90 degree tilt for easy drill pipe hook-up
– Carriage or slide adapted to your mast
– Bulkhead positioned on slide
American Made | American Quality
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.