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Furniture dowels Ø6, Ø8, Ø10 × 30–40 mm (the 8 × 30 flat-pack dowel)
What size dowels does IKEA furniture use? · Hardware · basis: Generic fluted beech dowel range (Ostermann); the 8 × 30 flat-pack dowel measured by makers
Also called: ikea dowel size, 8x30 dowel, wooden dowel pins, furniture dowel replacement
Exact dimensions. True size, with no printing tolerance added.
- sizes
- 9 in table
Notes
- Flat-pack furniture mostly uses Ø8 × 30 mm fluted dowels; replacements are generic.
- Drill 0.2 mm over nominal in MDF / chipboard (Ø8.2 for Ø8).
- Printed dowels: print standing up, 100 % infill, and glue them; for load-bearing joints use wood.
Furniture dowels Ø6, Ø8, Ø10 × 30–40 mm size chart
| dia (mm) | length (mm) | hole (mm) | chamfer (mm) |
|---|---|---|---|
| 6 | 30 | 6.2 | 0.75 |
| 6 | 35 | 6.2 | 0.75 |
| 6 | 40 | 6.2 | 0.75 |
| 8 | 30 | 8.2 | 1.0 |
| 8 | 35 | 8.2 | 1.0 |
| 8 | 40 | 8.2 | 1.0 |
| 10 | 30 | 10.2 | 1.25 |
| 10 | 35 | 10.2 | 1.25 |
| 10 | 40 | 10.2 | 1.25 |
Where the files are
Other publishers' files are linked, not hosted. "verify" = check the license at the link before commercial use.
| Ostermann | Fluted beech dowels (REDOCOL) | web | Publisher's page; dimensions are facts |
Free files
★ Free files 9 parts. Generated by Xem Studio from the standard; threads are plain cylinders at major diameter. CC BY 4.0. index.json
| dowel-6x30 | Fluted wood dowel Ø6 × 30: chamfered ends, 8 glue flutes; drill Ø6.2 in MDF / chipboard | STEP · STL |
| dowel-6x35 | Fluted wood dowel Ø6 × 35: chamfered ends, 8 glue flutes; drill Ø6.2 in MDF / chipboard | STEP · STL |
| dowel-6x40 | Fluted wood dowel Ø6 × 40: chamfered ends, 8 glue flutes; drill Ø6.2 in MDF / chipboard | STEP · STL |
| dowel-8x30 | Fluted wood dowel Ø8 × 30: chamfered ends, 8 glue flutes; drill Ø8.2 in MDF / chipboard | STEP · STL |
| dowel-8x35 | Fluted wood dowel Ø8 × 35: chamfered ends, 8 glue flutes; drill Ø8.2 in MDF / chipboard | STEP · STL |
| dowel-8x40 | Fluted wood dowel Ø8 × 40: chamfered ends, 8 glue flutes; drill Ø8.2 in MDF / chipboard | STEP · STL |
| dowel-10x30 | Fluted wood dowel Ø10 × 30: chamfered ends, 8 glue flutes; drill Ø10.2 in MDF / chipboard | STEP · STL |
| dowel-10x35 | Fluted wood dowel Ø10 × 35: chamfered ends, 8 glue flutes; drill Ø10.2 in MDF / chipboard | STEP · STL |
| dowel-10x40 | Fluted wood dowel Ø10 × 40: chamfered ends, 8 glue flutes; drill Ø10.2 in MDF / chipboard | STEP · STL |
Let your AI pull this. Add
Set it up →https://xemstudio.com/mcp to Claude, ChatGPT, Cursor or any MCP client (free, no account, one minute) and it can look up exact sizes, mating fits and free STEP/STL from every chat.Plain text: sheet.txt · JSON: /api/geometry?object=furniture-dowels

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Questions
What dowel size is IKEA?
Mostly Ø8 × 30 mm fluted wood dowels.