We supply Tricone bits (newand renew), PDC bits , drill pipe drill collar , put together the long diameter bits and so on drilling equipment for petroleum&gas , water well , mining and tectonic industries.It's a maching and trade company .
By the way, we also want to buy the junk and scrap tci bits and PDC bits. If you have, Pls also contact me. Wish a good beginning of our coorporation.