Product Description:

Here Hejian Solidkey Petroleum Machinery Co,ltd.Serving chinese and international drill bits for 30 years.

We pay Top price with good quality tricone bits ,cutters ,hole opener, PDC bits,drag bits,etc.

Hundreds of tricone bits to choose from ranging in the sizes of 3 7/8'' to 26''. In both steel tooth and TCI in all formations.

Air Cooling Bearing Tricone Bit