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ChinaFar Eastern Drilling Spare Parts (Industry) Co.,Ltd is an innovative manufacturer and distributor of drilling bits. We provide a full line of API certified drilling bits.  
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.

Medium hard formations tooth bits:

The medium hard formation tooth bits are used to drill high compressive strength, medium hard formations. Shoot projection teeth with reduced crest length are used in this series of bit designs. Durable hard facing is applied to reduce tooth wear.
We process our tricone bits strictly according to API standard and ISO********0 standard, for which good quality and good prices can be assured to you.If you have any interest in our products, please contact us offer.machinery(at)gmail(dot)com