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drag drill bit

drag drill bit:
DESCRIPTION

Commonly used drag drill bit parameters

 

Bit size

Main cutter size

Blade number

Water hole

Angle blade

arc blade

113-346mm

13-19mm

3-9

2-12

 

 Bit features: Based on the latest development of the oil PDC bit, compared with the oil PDC bit has fast footage, low cost

 Characteristic; Service life is 2-3 times higher than conventional mining drill; The blade is coated with a friction resistant material on a wear-resistant foundation

 The use efficiency of the upper composite is better improved. The effect is better when drilling with tower.

 Connection thread according to the matching screw processing, can be customized according to the need of non-standard drill.