reverse circulation drilling machine online manufacture

JRC300 Multi-purpose hydraulic DTH crawler reverse circulation RC drilling machine RC drilling obtains cuttings samples, not cores. The principle of drilling is to use a pneumatic hammer to drive a tungsten ... Read More

JRC300 Good price RC reverse circulation soil sampling drilling rig machine for rock The reverse circulation drilling rig(rc drilling rig)upgrades and optimizes the operating table, the running parts, the ... Read More

Russia best selling oil well use rc drill bit/Reverse circulation bit 1.Based on previous experience of ordinary hammers, combined with the features of reverse circulation hammer, optimized internal structure ... Read More

Mini Multifunctional Crawler Anchor Drilling Rig for Hydro Power Station,Railway,Highway ,Drainage Hole YGL50 Diesel engine&electric motor drive available Application YGL-50(Q) drilling rig is a kind of full ... Read More

Hole Drilling Tools Sub Adaptor For DTH And Water well drilling Application A Sub Adapter, a special short length of pipe with a drill pipe connection on the top and a drill collar connection on the bottom, is ... Read More

5 Inch High Pressure Down The Hole DTH Drilling Tools Drill Hammer JCDRILL DTH RC Hammer Description HRC series reverse circulation DTH Hammer is the latest developed products of our company. It is mainly used ... Read More

JCDRILL hydraulic down the hole crawler reverse circulation RC drilling machine Main Features 1. With hydraulic automatic feeding mechanism, improve drilling efficiency, reduce labor intensity ; 2. The ball ... Read More