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TJM Drilling Equipment & Supplies is backed by over fifty years experience in sales and servicing in the water well, quarry, aggregate, dimensional stone, construction and mining drilling industries. In addition TJM has hands on field experience and knowledge to understand the true needs and urgency their customers require. TJM Drilling Equipment & Supplies is the exclusive dealer for HD Engineering hydraulic crawler drill rigs. TJM is also direct distributors for grout plants, air compressors, caisson drill rigs, blast hole drill rigs, onsite drill cuttings bioremediation equipment and solids control systems. In addition to equipment, TJM offers DTH hammers & bits, top hammer drill rods & bits, casing and anything needed for your company to complete your job effectively. Making TJM your one stop shop with the finest products in the industry with a devoted staff committed to excellence.

MF34 Down The Hole Hammer

MF34 DTH Hammer is the right tool for challenging large diameter foundation drilling. It is designed for drilling piles in complex conditions with rock layers and hard boulders including hardest bed rock.

MF34 is an excellent tool also for drilling rock sockets. Hammer can be used on drill rig or at crane operated worksites.

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 Main Applications

  • Large diameter overburden drilling
  • Large diameter rock drilling
  • Vertical and horizontal drilling
  • On- and offshore foundations

MF34 Specifications

Dimensions:
Outside diameter750 mm
Length shoulder to shoulder2351 mm
Weigth without bit5807 Kg
Connections:
Top head370 mm hexagonal
ShankMF34
Techical specifications:
Minimum drill bit diameter900 mm
Maximum drill bit diameter1500 mm
Piston weigth1050 Kg
Stroke100 mm
Beats per minute350-470 1/min
Air consumption:
5 bar94,7 m³/min
7 bar122,5 m³/min
9 bar149,1 m³/min
11 bar176,2 m³/