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  • Effective length - 1,200 mm

  • Diameter - 650 - 1,840 mm

  • Casing - cased

  • Range of application - Compact rock from 100 Mpa up to about unreinforced concrete 250 Mpa

  • Equipment - Kelly box 200 mm, easily exchangeable tapered roller bits with carbide pins, teeth and conveyance flights for transporting the drill cuttings. Easily exchangeable hard metal wear plates and hardfacing as wear protection

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VariantsCB-RB Ø 650 casedCB-RB Ø 700 casedCB-RB Ø 780 casedCB-RB Ø 900 casedCB-RB Ø 970 casedCB-RB Ø 1060 casedCB-RB Ø 1180 casedCB-RB Ø 1370 casedCB-RB Ø 1650 casedCB-RB Ø 1840 cased
Diameter (mm)6507007809009701,0601,1801,3701,6501,840
Casing outside diameter (mm)7508008801,0001,0801,1801,3001,5001,8002,000
Casing inside diameter (mm)6707208009201,0001,1001,2201,4201,7201,910
Effective length (mm)1,2001,2001,2001,2001,2001,2001,2001,2001,2001,200
Total length (mm)2,0002,0002,0002,0002,0002,0002,0002,0002,0002,000
Weight (kg)1,2201,3001,4201,7801,9502,2202,4402,9403,5204,020
Max. torque (kNm)350350480480480480480480480480
Article no.13653738136537391410444514104446136537411410444714110634136537441365374613653748
  • Operating weight - 59.4 t

  • Max. torque - 180 kNm

  • Kelly drilling, max. drilling depth - 34.5 m

  • Kelly drilling, max. drilling diameter - 1,500 mm

  • Operating weight - 52.8 t

  • Max. torque - 200 kNm

  • Kelly drilling, max. drilling depth - 34.5 m

  • Kelly drilling, max. drilling diameter - 1,500 mm

  • Operating weight - 69.3 - 79.9 t

  • Max. torque - 252 kNm

  • Kelly drilling, max. drilling depth - 53.2 m

  • Kelly drilling, max. drilling diameter - 3,300 mm

  • Operating weight - 71.1 - 82.1 t

  • Max. torque - 252 kNm

  • Kelly drilling, max. drilling depth - 53.2 m

  • Kelly drilling, max. drilling diameter - 3,300 mm

  • Operating weight - 73.6 - 84.6 t

  • Max. torque - 297 kNm

  • Kelly drilling, max. drilling depth - 70.8 m

  • Kelly drilling, max. drilling diameter - 3,400 mm

  • Operating weight - 75.5 - 85.5 t

  • Max. torque - 297 kNm

  • Max. crowd force - 320 kN

  • Kelly drilling, max. drilling depth - 70.8 m

  • Kelly drilling, max. drilling diameter - 3,400 mm

  • Scope of delivery - Plate thickness 8 mm, hardfacing 5 mm

  • Type - Wear protection bar

  • Range of application - Wear protection drilling auger

  • Type - Kelly box

  • Range of application - Kelly drilling tools

  • Type - Kelly box

  • Range of application - Kelly drilling tools