size: from 3 3/4inch to 26 inch or more large
Application: petroleum&gas ,water well ,mining and tectonic industries ,oil field, construction, geothermal, oritented drilling, and other underground foundation work
Soft formation tooth bits:
The soft formations tooth bits are used to drill low compressive strength, soft formations. Long projection tooth lengths are used on high offset cones to provide the greatest penetrations rates possible. Wear resistance hard facing is used to control tooth wear. On the softest bit types this hard facing completely covers the bit teeth.
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