Technical Specification

Model # RMT 25 (DTH)
Version Down the Hole Hammer (DTH)
Driving Force Piston type Rotation Air Motor (Type BBR-4)
Drilling Depth 40 meter (131 feet)
Hole Diameter 85 – 130 mm 3.34″ – 5.12″
Drill Tube Diameter 70 / 76 mm
Drill Tube Length 1.20 Meter, 2.50 Meter, 3 Meter
Operating Pressure 12 bar max.
Maximum Torque 900 Nm
Air Consumption 450 cfm at 10.5 bar
Suitable hammer 3″, 4″ Hammer
Details of Feed and boom As below
Feed Type Chain Drive
Feed Beam Length 5430 mm, 4425 mm, 2825 mm
Travel Length 3940 mm, 2200 mm, 1500 mm
Feed Force 8kN 1.8 lb
Boom type Single section hand operated Hydraulic cylinder
Details of Carrier Details in attached brochure
Transport Dimensions Details in attached brochure
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