444mm tipped tricone bit IADC437

444mm tipped tricone bit IADC437

Product description:

The company supplies a variety of drilling equipment : Oil drill; mine drill; geological drill; various types of styles PDC bits; PDC drill bit; drag bit; cone bit; reaming drill ( Machinable unconventional large caliber drill ) Quality assurance, welcomed the Advisory negotiations

Mobile: +8615630736805

Fax: + 86-317-3188085

Q Q: 2603049761

E-mail: baijie@wxdrill.com

Website : http: //www.hjwxzc.com