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Questions? info@woltmanrigs.com.

Our 55 DR

Our drilling rigs are engineered for precise, efficient, and reliable drilling across a wide range of foundation applications. With powerful performance and versatile capabilities, they offer dependable solutions for diverse projects and ground conditions. Explore our range and review the technical specifications to find the drilling rig that best suits your needs.

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Specifications

55 DR:

Standard leader length = 25,1 m
Max. leader length = 29,1 m
Max. weight rotary head + auger = 13 ton
Emission regulation = Stage V
Engine = C13
Max. torque = 35 ton/m
Max. drill depth = 22(26) m
Max. pull up = 50 ton
Max. pull down = 25 ton
Capacity of aux. winch = 4 ton
Engine output = 350/475
Operational width = 4400 mm
Transport width = 3450 mm
Operational weight incl. rotary head = 63 ton
Recommended rotary head = RH-25
Transport weight incl. rotary head = 63 ton
Max. oil flow = 520 I/min
Stroke sliding brace = 1500 mm
Recommended auger cleaner = AC 550

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Woltman 90DR Drilling Rig Semi Displacement drilling

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