T38 89mm Dome Carbide Retractable Thread Button Drill Bit For Underground Long Hole Drilling

HENGLONG is an internationally recognized and leading producer of superior percussive rock drilling tools.Our high performance products include top hammer drill bits extension and tunneling rods,integral and tapered rods,shank adapters,coupling,drag bits,blast furnace tapping tools,self drilling anchor tools,coal mining tools and other drill tool accessories.

HENGLONG is a flexible and dynamic company that wholeheartedly devotes itself to the development of first class rock drilling tools,especially button bits.HENGLONG produces a wide range of tools for various fields,such as mining,construction,tunneling,quarrying and water well projects.Spreading its influence from China to the entire world.We take great pride in our ability to work closely with companies of all sizes and in diverse industries and environments,ensuring that our global clients can promptly access our exceptional service, advanced manufacturing techniques and marketing expertise . 

In terms of innovation ability,HENGLONG has always been at the forefront.We have a dedicated R & D team that is constantly exploring and innovating,constantly introducing new technologies and concepts. They are not afraid of challenges and difficulties,but bravely break through and create. Promote multi-party collaboration, continuously strengthen learning and exchange, and stay abreast of the latest industry developments; concurrently, collaborate with production departments on R&D initiatives to continuously drive technological innovation and iterative upgrades. Through continuous efforts in innovation,HENGLONG has continuously launched products with unique features and excellent performance,leading the development trend of the industry and winning wide acclaim and trust from customers.