Drilltech Group
Tubular Services Division
Hevi-Wate Drillpipe
Drillpipe
Size Grade & Range Weight(lb/ft) Connection Type Tool OD Joint ID
6-5/8" S-135 Range II 27.70 6-5/8" FH 8" 5"
5-7/8" S-135 Range II 26.30 Grant Prideco XT-57** 7" 4-1/4"
5-1/2" S-135 Range II 21.90 Grant Priceco uGPDS55** 7" 4"
5-1/2" S-135 Range II 21.90 5-1/2" FH 7" 3-1/2"
5-1/2" S-135 Range II 21.90 5-1/2" FH/NKK DSTJ** 7" 3-1/2"
5" S-135 Range II 19.50 Grant Prideco XT-50** 6-1/2" 3-1/2"
5" S-135 Range II 19.50 Grant Prideco uGPDS50** 6-5/8" 3-1/4"
5" G-105 Range II 19.50 4-1/2" IF (NC-50) 6-5/8" 3-1/4"
5" S-135 Range II 19.50 4-1/2" IF (NC-50) 6-5/8" 3-1/4"
5" S-135 Range II 19.50 4-1/2" IF (NC-50)/NKK DSTJ** 6-5/8" 3-1/4"
4" S-135 Range II 14.00 4"FH (NC-40)/NKK DSTJ** 4-3/4" 2-9/16"
4" S-135 Range II 14.00 Grant Prideco XT-39** 4-7/8" 2-9/16"
4" S-135 Range II 14.00 DS-40** 5" 2-11/16"
3-1/2" S-135 Range II 15.50 3-1/2" IF(NC-38)/NKK DSTJ** 5" 2-9/16"
3-1/2" S-135 Range II 15.50 3-1/2" IF(NC-38) 5" 2-9/19"
2-7/8" S-135 Range II 10.40 PAC DSI 3-1/8" 1-1/2"
** Denotes High Torque connection
Drill Collars
Hevi-Wate Drillpipe
Size Description Weight(lb/ft) Connection Type Tool OD Joint ID
6-5/8" Slick 92.00 6-5/8" FH 8" 4"
6-5/8" Slick 90.00 6-5/8" FH 8-1/4" 3-1/2"
5-7/8" Spiral 63.00 Grant Prideco XT-57** 7" 4-1/4"
5-1/2" Spiral 63.00 5-1/2" FH/NKK DSTJ** 7" 3-1/2"
5-1/2" Slick 58.00 5-1/2" FH/NKK DSTJ** 7" 3-1/2"
5-1/2" Slick 55.00 5-1/2" FH/NKK DSTJ** 7" 3-5/8"
5-1/2" Slick 63.00 Grant Prideco uGPDS55** 7" 3-1/2"
5" Slick 50.00 4-1/2" IF (NC-50) 6-1/2" 3"
5" Spiral 59.10 4-1/2" IF(NC-50) 6-1/2" 3"
5" Spiral 61.00 Grant Prideco XT-50** 6-5/8" 3"
5" Slick 53.00 Grant Prideco uGPDS50** 6-5/8" 3"
4" Spiral 37.50 4" FH (NC-40)/NKK DSTJ** 5" 2-1/2"
4" Slick 31.00 4" FH (NC-40)/NKK DSTJ** 5" 2-1/2"
4" Slick 28.24 Grand Prideco XT-39** 4-7/8" 2-9/16"
4" Slick 34.00 DS-40 (NC-40)** 5" 2-11/16"
3-1/2" Slick 25.00 3-1/2" IF (NC-38) 4-3/4" 2-1/4"
3-1/2" Spiral 32.30 3-1/2" IF (NC-38) 4-3/4" 2-1/4"
** Denotes High Torque connection
Drill Collars
Drill Collars
Size Description Weight(lb/ft)
Nominal
Connection Type ID
9-1/2" Slick 216.00 7-5/8" REG 3"
8-1/4" Spiral 160.00 6-5/8" REG 2-13/16"
8" Spiral 150.00 6-5/8" REG 2-13/16"
6-1/2" Spiral 92.00 4-1/2" IF (NC-50) 2-13/16"
4-3/4" Spiral 47.00 3-1/2" IF (NC-38) 2-1/4"
 Test Strings
Drill Collars
Size Grade and Range Weight(lb/ft)
Nominal
Connection Type Tool Joint OD Tool Joint ID
5-7/8" S-135 Range II 46.18 Grant Prideco XT-57 7-1/4" 3-1/2"
5-1/2" S-135 Range II 38.05 Grant Prideco HT-55 7-1/4" 3-1/4"
5-1/2" S-135 Range II 38.05 Grant Prideco GPDS55 7-1/4" 3-1/4"
 Test Strings
Test Strings
Various Sizes and Grades Available
Drilltech Group