Cangzhou Great Drill Bits Co.,Ltd. -

Cangzhou Great Drill Bits Co.,Ltd.

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bi-center bit for mining machinery and abrasive formation
Specification: see description
Detail: Overview of Bi-center Bit This type of bi center mainly used for medium to medium-hard compressive and abrasive formation, it has medium and high-density parabolic crown and heavy cutters density for the bit has good i***ct...

tungsten carbide single rock tricone roller bit welding cone bit
Specification: see description
Detail: Overview of 120 ¡ã U shaped Drill Bit GREAT has customized manufacture several types of roller bit. The traditional single roller bit was cut by tricone roller drill bit. So it is including No.1, No.2, No.3 Cone cutters. ...


Showing 41 - 42 of 42, total 5 pages [First] [Previous] [Next] [Last]
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