Type AU-RSCi uncased Double-start rock auger without pilot bit
Double-start rock auger with round shank chisels and calibration cutters.

Effective length | 1,500 mm |
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Diameter | 600 - 2,000 mm |
No. of cutters | double-start |
Pilot | none |
Connector | Kelly box - 200 mm Spanner width |
Casing | uncased |
Range of application | Medium-hard rock up to 60 MPa, fissured rock |
Equipment | Kelly box 200 x 200 mm, cutter bar with round shank chisels and calibration chisels; easily exchangeable hard metal wear plates and hardfacing as wear protection |