Exibition Neftegaz 2020 RNGI

RKN Columnar reamer

Designed for slotting a «window» in the casing string during a new stem predrilling in one run-in-hole operation.

RKN 112R1
External diameter. 4 3/8″/ 112 mm
Coupling thread as per API 7. 27/8 Reg
Length 52 3/4″/ 1340 mm
Weight, lbs (kg) 91,7 (41,6)
Complete units
Assembled RKN 1 pcs.
Spare part kit
Upper ring 2 pcs.
Lower ring 2 pcs.
Cap fitting 2 pcs.
RKN 114R1
External diameter. 4 1/2″/ 114 mm
Coupling thread as per API 7. 27/8 Reg
Length 52 3/4″/ 1340 mm
Weight, lbs (kg) 165,4 (75)
Complete units
Assembled RKN 1 pcs.
Spare part kit
Upper ring 2 pcs.
Lower ring 2 pcs.
Cap fitting 2 pcs.
RKN 118R1
External diameter. 4 5/8″/ 118 mm
Coupling thread as per API 7. 3½ Reg
Length 52 3/4″/ 1340 mm
Weight, lbs (kg) 176,4 (80)
Complete units
Assembled RKN 1 pcs.
Spare part kit
Upper ring 2 pcs.
Lower ring 2 pcs.
Cap fitting 2 pcs.
RKN 122R1
External diameter. 4 13/16″/ 122 mm
Coupling thread as per API 7. 3½ Reg
Length 52 15/16″/ 1345 mm
Weight, lbs (kg) 194,9 (88,4)
Complete units
Assembled RKN 1 pcs.
Spare part kit
Upper ring 2 pcs.
Lower ring 2 pcs.
Cap fitting 2 pcs.
RKN 143R1
External diameter. 5 5/8″/ 143 mm
Coupling thread as per API 7. 3½ Reg
Length 53 3/4″/ 1365 mm
Weight, lbs (kg) 271,4 (123,1)
Complete units
Assembled RKN 1 pcs.
Spare part kit
Upper ring 2 pcs.
Lower ring 2 pcs.
Cap fitting 2 pcs.