1 inch-2 inch DTH Button Bits Middle Air pressure bit Description DTH bit is the tool cutting rocks, and subject to severe stress from the striking .....
Description DTH hammer bit is made by tungsten carbide tips and steel. It is widely used in water well drilling and suit for hard rock formation. We ....
RE542 air reverse circulation carbide alloy drill bit DTH Button Bits Description 1. Long life span: New Diamond will process again the steels to be ....
Reverse circulation bit for exploration in PR54R mining area DTH Button Bits Description 1. Long life span: New Diamond will process again the steels ...
NSD10 Flat Face DTH Button Bits Rock Tools Drilling Equipments Customized Size Description Hunan New Diamond offers top quality DTH hammers and bits ....
ND65 DTH Drill Bits Description 1. The effect of protecting diameter is good: the new diamond drill has strong abrasion resistance and good diameter ....
DTH Drill Bits Energy efficient PR54 Reverse Circulation drill bits Description Hunan New Diamond offers top quality DTH hammers and bits which have ....