Percussion Drill Bit Assembly
AssemblyWeighted tool that is repeatedly lifted and dropped to crush rock, then extracted for cuttings removal and bit inspection. A full specification article for this item is being written. Meanwhile its bill of materials and connections are below.
Bill of materials for Percussion Drill Bit Assembly
4 top-level lines as of r21180| # | Item / sub-assembly | Part no. | Qty/assy | Ext. qty | Parts | Type |
|---|---|---|---|---|---|---|
| 1 | Bit Head | cable-tool-drill-rig-bit-head | 1× | 1 | · | part |
| 2 | Bit Stem | cable-tool-drill-rig-bit-stem | 1× | 1 | · | part |
| 3 | Bit Weights | cable-tool-drill-rig-bit-weights | 1× | 1 | · | part |
| 4 | Bit Clevis | cable-tool-drill-rig-bit-clevis | 1× | 1 | · | part |