The 22-inch (558.8mm) HR series tricone bit features durable tungsten carbide inserts (TCI) and advanced sealing for tough drilling conditions. With a 7 5/8 API REG PIN connection, it excels in water wells, oil wells, HDD, and exploration. Its three-jet nozzle and rubber-sealed bearings enhance efficiency in soft to medium formations like shale, limestone, and sandstone. The rotary speed range of 120 to 50 rpm allows versatility for various tasks.
We offer customizable packaging options, including wooden boxes and fumigation trays, with quick delivery within a week when in stock. Flexible shipping methods (sea or air) ensure timely and secure service.
With over 10 years of experience, HENGJI leads the industry, providing innovative, high-quality solutions to clients in over 40 countries.