Drill String
AssemblyAssembled column of kelly, drill pipe, heavy-wall collars, and bit that rotates and applies weight to bore through formation. A full specification article for this item is being written. Meanwhile its bill of materials and connections are below.
Bill of materials for Drill String
4 top-level lines as of r145885| # | Item / sub-assembly | Part no. | Qty/assy | Ext. qty | Parts | Type |
|---|---|---|---|---|---|---|
| 1 | Kelly | rotary-water-well-rig-kelly | 1× | 1 | · | part |
| 2 | Drill Pipe | rotary-water-well-rig-drill-pipe | 60× | 60 | · | part |
| 3 | Heavy-Wall Collars | rotary-water-well-rig-collars | 8× | 8 | · | part |
| 4 | Drill Bit | rotary-water-well-rig-drill-bit | 1× | 1 | · | part |