Low Pressure Down The Hole Hammer CIR65 / 70 For Well Drilling Products Parameters: 1.high and low air pressure down-the-hole drill bits 2.Low air pressure hole Dia.:65-220mm 3.High air pressure hole Dia.:85... Read More
O - ring / Comperssion Buffer / Check Valve / External Cylinder downhole drilling tools for DTH Hammer In DTH hammers, the rock drilling bit is a continuation of the shank, which the rock drill piston strikes ... Read More
Product Description Tapered equipment affords drillers the ability to change drilling bits whilst still using the same drilling rod. Different taper sizes have different characteristics when it comes to the ... Read More