One line per part, agreed before the first screw turns. Photograph every state before changing it — you get one first teardown.
| Part ID | Level | Part name | Qty | Mass (g) | Material (verified) | Process evidence | Fasteners | Time (s) | Est. cost | Idea / flag |
|---|---|---|---|---|---|---|---|---|---|---|
Process evidence: parting lines, tool marks, draft angles, weld/rivet types, coating. Flag column: A = adopt idea · D = delta vs ours · P = patent to check.