Cross dowels (barrel nuts) M6 × Ø10 × 30 for flat-pack bed and table bolts — dimension sheet
Source: Xem Studio, https://xemstudio.com/objects/cross-dowel-m6/  (CC BY 4.0)
Basis: Replacement cross dowels sold as flat-pack compatible
Catalog version: 2026-10-20

Sizes: see table below
- Drill Ø10 for the barrel and Ø6.5 for the bolt from the panel end; slot lines the cross hole up with the bolt.

thread  od_mm  length_mm
M6  10  30

Files elsewhere (not hosted by Xem Studio; license as stated by the publisher):
- Replacement-parts listing: Cross dowel barrel nuts M6, Ø10 × 30 — web — Publisher's page; dimensions are facts — https://meteo.uniparthenope.it/products/replacementscrews-cross-dowel-barrel-nuts-compatible-with-ik/211247545/

Free files (CC BY 4.0, Xem Studio; STEP + STL, 1 parts): https://xemstudio.com/files/hardware/cross-dowel-m6/index.json
API: https://xemstudio.com/api/geometry?object=cross-dowel-m6