WO-2026-0028
Finishing Assembly4 × Library Shelf Bay — Double Sided – Birch · replenishment for the shelf
Planned › Cut & machined › On the bench › Finishing › Complete
Due 03 Sep 2026 · in 17 days
Pick list — 4 off the bill of material
Every quantity here is the bill multiplied out. Running the build takes them out of stock.
| Code | Material | Required | Issued | On hand | Unit cost | Line cost |
|---|---|---|---|---|---|---|
| MAT-BP18-BB | Birch plywood 2440×1220 × 18mm BB/BB | 8.8 sheet | 8.8 | 166 | $218.50 | $1,922.80 |
| MAT-BP12-BB | Birch plywood 2440×1220 × 12mm BB/BB | 4 sheet | 4 | 15 | $152.00 | $608.00 |
| MAT-BP06-BB | Birch plywood 2440×1220 × 6mm BB/BB | 3.2 sheet | 3.2 | 9 | $86.00 | $275.20 |
| MAT-BIR-EDG | Birch edging tape 22mm, per lineal m | 112 lm | 112 | 2,011 | $2.95 | $330.40 |
| FIN-OIL-CL | Hardwax oil, clear, low-tox — per litre | 2.8 L | 2.8 | 79.43 | $62.50 | $175.00 |
| FIN-SAND-120 | Abrasive belt 120 grit | 4.8 ea | 4.8 | 29 | $8.90 | $42.72 |
| HW-CONF-50 | Confirmat screw 7×50 | 104 ea | 104 | 12,195 | $0.18 | $18.72 |
| HW-GLIDE | Felt glide, screw-in | 32 ea | 32 | 644 | $0.95 | $30.40 |
| PKG-CTN-L | Carton, large, double wall | 4 ea | 4 | 754 | $7.20 | $28.80 |
| PKG-CORNER | Corner board, per lineal m | 32 lm | 32 | 1,362 | $0.85 | $27.20 |
| Materials | $3,459.24 | |||||
Bench time booked
Each booking costs at the rate of the bench that did the work — CNC is dearer than sanding
| When | Who | Bench | At stage | Minutes | Rate / h | Cost |
|---|---|---|---|---|---|---|
| 14 Aug 2026, 1:10 pm | Dave Kuiper | Assembly | On the bench | 558 | $94.00 | $874.20 |
| 14 Aug 2026, 3:00 pm | Wiremu Ngata | CNC Router | Cut & machined | 520 | $115.00 | $996.67 |
| 17 Aug 2026, 9:15 am | Anahera Wilson | Sanding | On the bench | 238 | $82.00 | $325.27 |
| 17 Aug 2026, 2:30 pm | Pete Rasmussen | Edging | Cut & machined | 244 | $88.00 | $357.87 |
| 17 Aug 2026, 3:50 pm | Ellie Naumann | Finishing | Finishing | 284 | $98.00 | $463.87 |
| Total | 1,844 | $3,017.88 | ||||
What this actually costs to make
Materials plus the bench time, per unit
$1,619.28
each, over 4 in this batch
- Materials
- $3,459.24
- Booked labour
- $3,017.88
- Batch cost
- $6,477.12
List price each $1,565.00
Margin each -$54.28 · -3%
The materials half comes off the bill on its own. The labour half only exists because the time is booked against the job as it moves — without it, the cost of a piece is the plywood and nothing else.
Where the time went
| CNC Router | 8 h 40 min | $996.67 |
| Assembly | 9 h 18 min | $874.20 |
| Finishing | 4 h 44 min | $463.87 |
| Edging | 4 h 4 min | $357.87 |
| Sanding | 3 h 58 min | $325.27 |
Job details
- Making
- 52457-11 Birch
- Batch
- B-260168
- Raised
- 05 Aug 2026
- Due
- 03 Sep 2026
- Planned time
- 32 h
- Booked time
- 30 h 44 min -4%
- Owner
- Dave Kuiper
Book bench time
Costed at the rate of the bench that did the work.