DTH hammer is used for drilling holes through a wide range of rock types, the variety of which continues to extend well beyond the original conception of early blast hole drilling. Down-the-Hole refers to where the hammer action occurs when compared to drifter hammers , which hammer on top of the drill string.
Roschen offers one of the most complete lines of down the hole drills and downhole bits ranging from 3.5"– 36" (89mm-914mm) which are designed for peak performance in all rock drilling applications including but not limited to foundation & geotechnical drilling, blasthole drilling, water well drilling, tunnel drilling, oil/gas drilling, geothermal drilling, etc. Roschen DTH Hammer range from COP series (COP 32/34/42/44/54/64/84), DHD series (DHD320/340/ 350*360/380), SD series (SD3/4/5/6/8/10/12), Mission series(Mission 30/40/50/60/80), QL Series(QL40/50/60/80 /10/12), etc.
The main products of DTH hammer we provide are 4inch DTH Drill hammer, 5inch DTH Drill Hammer, 6inch DTH Drill hammer, etc.