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TRB

HOME > OVERBURDEN DRILLING SYSTEMS > TRB

  Specifications

Model

No. of Wings

Bit Diameter (mm) Casing Size (mm) Applicable
Hammer
Expanded Retracted I.D. O.D. Wall
TRB90 2 126 88 102.8 114 5.6 TG35
TRB115 2 157 113 128.1 141.3 6.6 TG40
TRB140 2 185 140 149.8 162 6.1 TG50
TRB165 2 213 162 178 194 8.0 TG60
TRB190 3 240 187 203.8 219 7.6 TG60, TG80
TRB215 3 265 213 225.9 244.4 9.3 TG800
TRB240 3 295 240 254.6 273 9.2 TG800
TRB250 3 317 248 270 300 15.0 TG80, TG100
TRB280 3 345 280 304.8 323.9 9.6 TG00
TRB315 3 380 319 335.6 355.6 10.0 TG100,TG120
TRB365 3 425 356 387.4 406.4 9.5 TG120, TG125
TRB410 3 480 408 425 457 16.0 TG320
TRB460 3 530 460 482.6 508 12.7 TG370, TG450
TRB510 3 581 508 533.4 558.8 12.7 TG450
TRB560 3 630 557 584.2 609.6 12.7 TG450, TD550
TRB610 3 684 605 635 660.4 12.7 TG550
TRB660 3 735 655 685.8 711.2 12.7 TG550
TRB710 3 784 702 736.6 762 12.7 TG550
TRB745 3 835 752 780.8 812.8 16.0 TG550
TRB810 3 886 809 838.2 863.6 12.7 TG640
TRB830 3 938 825 876.4 914.4 19.0 TG640
TRB950 3 1054 950 986 1016 15.0 TG800
TRB1150 3 1245 1143 1181 1219 19.0 TG800

Others shank type or size is available with customer's request