Product info

Casing OD (mm)114,3
Casing OD (in.)4 ½
Casing Max Wall (mm)5
Casing Max Wall (in.)0,197
Casing ID (mm)104,3
Casing ID (in.)4,106
Pilot bit (mm)90
Pilot bit (in.)3,543
Reamed diam. (mm)123,6
Reamed diam. (in.)4,866
Drill pipes (mm)76
Drill pipes (in.)3
Hammer3 ½’’