The company mainly engaged in roller bit, tricone bit, PDC bit, diamond bit, core bit and drag bit, drill pipe and other drilling accessories, fishing tools, can be customized according to the special needs of customers all kinds of large diameter drill bit.

       1,Cutting Structure:

        The durability of premium tungsten carbide insert is improved with new formulas and new techniques for insert bit. 

       2,Gauge Structure: 

        Multiple gauge protect with gauge trimmers on the heel of the cone,tungsten carbide inserts and hard facing on the shirttail increases gauge holding capability and bearing life. 

       3,Bearing Structure:

        High precision roller bearing with two thrust faces.Ball lock the cone.Hardface head bearing surface.Cone bearing inlaid with friction-reducing alloy and then sliver-plated.Abrasion resistance and seizure resistance of the bearing are improved. 

       4,Seal and Lubrication :

       Premium O-ring,Optimal seal compression and curved seal structure can enhance the seal performance.The pressure compensator system and advance grease can greatly increase the lubricating reliability.