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Rock Drill COP 1238

Rock Drill COP 1238

It is a rock drill for tunneling. It was developed to maximize impact strength while optimizing durability.

Technical Specifications

Dimensions and Weight
Weight 172 Kg (379 Ib)
Length without shank adapter 1008 mm (3 ft 3.7 inch
Width including connectors 285 mm (11.2 inch)
Height 223 mm (8.8 inch)
Rotation Ratings
Rotation Range 0 - 340 rpm, 0 - 210 rpm, 0 - 140 rpm
Torque, max 640 Nm (472 Ibf-ft), 1000 Nm (728 Ibf-ft), 1550 Nm (1.143 Ibf-ft
Working pressure, max 210 bar (3,046 psi), 200 bar (2,901 psi)
Oil consumption, max 75 I/ min (2.7 cfm)
Impact Ratings
Output power, nominal 12 kW (16 hp)
Input power to rock drill, max 26 kW (35 hp)
Hydraulic pressure 220 bar (3,190 psi)
Flow rate 61 - 79 I/min (2 - 2.8 cfm)
Impact frequency 47 - 60 Hz
Flushing Flow and Pressure
Flushing water pressure, max 20 bar (290 psi)
Lubricating air consumption at 2 bar (29 psi)i 5 - 7 I / s (0.17 - 0.25 cfm)
Flushing water consumption* 35 - 40 I/min (1.2 - 4.2 cfm)
Service Kits
Seal kit 3115 9164 95
Shank Adapter
R32 409-09191,10
R38 404-09191,10
T38 435-09191,10
T35 436-09103,10

Atlas Copco, Epiroc, Tamrock, Sandvik, Furukawa, Montabert

or any other original equipment manufacturers are registered trademarks of the respective original equipment manufacturers. All names, descriptions, numbers and symbols are used for reference purposes only.