Shijiazhuang Zhongmei Coal Mine Equipment Co., Ltd.

PDC Bolting Drill Bit

PDC Bolting Drill Bit
Product Detailed

Used for drilling the rock with hardness f>=10.

Adopting high-grade diamond segment material with super hardness and good toughness, and advanced welding technique and equipments, it is used for drilling the rock with hardness f≥10. Comparing with the alloy drill bit, it has better drilling efficiency, longer service life and lower cost. 

Bore Hole Diameter

φ28,φ30,φ32,φ42

Coupling Dimension

M14×1.5,M16

Special service base on customer request.

 



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