... : tricone bits, rock bits, roller bits, three cone bits, TCI bits, Tri-cone rock bit, Drilling bitsTricone rock bits also named roller bits, rock bits, tricone bits, typically ... industries.We can supply you both TCI and steel tooth bits, the bits diameter range from 3 1/2” to 24”. ... at your request according to various IADC code.Our tricone bits have been used widely in oil and mining industry ...