Structure Features:

This series bit is applicable for slim hole drilling (such as sidetrack drilling, repairing well, etc. ), adopting cone and bits double protect diameter,  and teeth placement was optimized. Bearings are used for oil-sealed and sealed bearings. The bearing surface is welded with wear-resistant alloy. The hydraulic system adopts main and auxiliary water-eye structures. The jet and diffusion are used to clean the two sets of nozzles, with high drilling efficiency and reliable work.