size:133mm tci tricone bit
IADC Code:537
Connection:2 7/8"API reg pin
size:15 1/2mm tci tricone bit
IADC Code:537
Connection:7 5/8"API reg pin
Size:8 1/2
Use:Piling work
Material:MnNiMo Steel
Size:17 1/2Inch
Thread:7 5/8REG
IADC Codes:127
size:8 1/2inch tci tricone bit
IADC Code:547
Connection:4 1/2"API reg pin
size:8 1/2inch tci tricone bit
IADC Code:547
Connection:4 1/2"API reg pin
size:12 1/4inch tci tricone bit
IADC Code:537
Connection:6 5/8"API reg pin
size:133mm tci tricone bit
IADC Code:537
Connection:2 7/8"API reg pin
size:7 7/8inch tci tricone bit
IADC Code:537
Connection:4 1/2"API reg pin
size:17 1/2inch tci tricone bit
IADC Code:737
Connection:7 5/8"API reg pin
size:7 7/8 inch tci tricone bit
IADC Code:537
Connection:4 1/2"API reg pin
size:7 1/2inch tci tricone bit
IADC Code:537
Connection:4 1/2"API reg pin