We are a manufacture of tricone bits, PDC bits, hole opener, cutters in china. Good quality & competitive price.

Our TCI inventory includes new, new surplus and used oil field and water well quality drill bits in sizes 3'' to 36''.

We custom buit hole openers openers at the lowest possible price.

We stand behind our bits and have very competitive prices!

Pls feel free to contact us, thanks, look forward to your comments!