Classification of down the hole bit


Release time:

2020-03-06

Our DTH bits are manufactured in both high and low wind pressures,
Generally, the specifications of low wind pressure are φ 90, φ 95, φ 100, φ 110 and φ 130,The specifications of high wind pressure are φ 115 and φ 120, which are our common production models.

 

Focus on hot spots