Type AU-PL uncased Progressive rock auger light design
Progressive rock auger with round shank chisels and pilot bit

Effective length | 1,500 mm |
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Diameter | 600 - 2,000 mm |
No. of cutters | progressive |
Pilot | Round shank chisel |
Connector | Kelly box - 200 mm Spanner width |
Casing | uncased |
Range of application | Medium-hard to hard rock up to 100 MPa |
Equipment | Kelly box 200 x 200 mm, round shank chisels densely mounted on the progressive auger part, round shank chisel pilot bit, easily exchangeable hard metal wear plates and hardfacing as wear protection |