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HOME > OVERBURDEN DRILLING SYSTEMS > TD RING BIT SYSTEMS



Model Ring bit OD Casing size Applicable Hammer
ID OD
TDS 190 234 187 219 ACE60
TDS 240 293 253.1 273.1 ACE80
TDS 280 340 303 323 TD100
TDS 560 633 584.2 609.6 TG450S
Model Ring bit OD Casing size Applicable Hammer
ID OD
TDN 190 238 199 219 ACE60
TDN 560 620 586 610 TG450S
TDN 745 832 789 813 TD550