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A splayed-leg wood stool whose seat threads up and down on a length of all-thread — spin the seat to change the height. Industrial looks, clever mechanism.
| Part | Qty | T × W × L | Material | ✓ |
|---|---|---|---|---|
| Base block | 1 | 3/4" × 6" × 6" | 3/4" plywood | ☐ |
| Legs Both ends 15°, parallel (long point to short point). | 4 | 1 1/2" × 1 1/2" × 15 1/2" | 2x2 | ☐ |
| Cross supports Both ends 15°, NOT parallel (long point to long point). Notched for the all-thread. | 4 | 1 1/2" × 1 1/2" × 8 3/8" | 2x2 | ☐ |
| Item | Qty | ✓ |
|---|---|---|
| 2x2 board, 8 ft (Pine) Legs and cross supports. | 1 each | ☐ |
| 3/4" plywood, 6" x 6" Base block. | 1 each | ☐ |
| 2x12 or 1x12 for seat round Or buy a ready-made plywood stool round. | 1 each | ☐ |
| 3/4" all-thread rod, 16" Cut to length with a jigsaw/hacksaw if you can't find 16". | 1 each | ☐ |
| 3/4" floor flange Match the all-thread; use pipe-thread tape to secure. | 1 each | ☐ |
| Bolts and washers to match all-thread | 2 each | ☐ |
| Pocket-hole screws, 2-1/2" | 20 each | ☐ |
| Screws or lag bolts, 3" Attach cross supports to legs; heads will be visible. | 8 each | ☐ |
| Wood glue | 2 oz | ☐ |
Overall cost: $$. Lumber varies by region, species, and season, so we give a band rather than a figure.