Xem Studiomeasured geometry

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Gauge cheek 12 × 40 × 16 with a 12 × 6 channel for the bar and Ø3 link pivot

What is a gauge cheek? · Modern device · basis: Xem Studio design following Brown's figure (1868); true size, no printing allowance

Also called: gauge cheek, centre finder cheek, mordaza de gramil, Anschlagbacke

Exact dimensions. True size, with no printing tolerance added.

length
12.0 mm
width
40.0 mm
height
16.0 mm

Notes

  • 12 × 40 × 16 block with a 12 × 6 mm channel across it (it sits on, or slides along, the cross-bar line-on-line), a Ø3 link-pivot hole at its centre through the top and a Ø3.2 cross hole for a thumb screw. Its 40 mm faces are the cheeks that bear on the sides of the work.
  • Xem Studio design following Brown's figure; true size, no printing allowance (apply your own to the mating features).

Gauge cheek 12 × 40 × 16 with a 12 × 6 channel for the bar and Ø3… size chart

dimensionvalue
cheek12 × 40 × 16 mm
channel12 × 6 mm (the bar)
pivot holeØ3 at the centre
screw holeØ3.2

Where the files are

Other publishers' files are linked, not hosted. "verify" = check the license at the link before commercial use.

Henry T. Brown (1868, public domain)Five Hundred and Seven Mechanical Movements — scan on archive.orgwebPublisher's page; dimensions are facts
507movements.comBrown's movement No. 410: figure, his text and an animationwebPublisher's page; dimensions are facts
Xem StudiodrawingwebPublisher's page; dimensions are facts

Free files

★ Free files 1 parts. Xem Studio design: free to use, print and sell things from; not to be republished as files. Xem Studio Design License. index.json

gauge-cheek-12x40x16-ch12x6cheek, z 0..16, bar channel z 5..11 along XSTEP · STL
Let your AI pull this. Add 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.
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Plain text: sheet.txt · JSON: /api/geometry?object=gauge-cheek-12x40x16-ch12x6

Gauge cheek 12 × 40 × 16 with a 12 × 6 channel for the bar and Ø3 link pivot, isometric render of a generated part
Render of gauge-cheek-12x40x16-ch12x6 from the free STEP; not to scale.

Fits with

Bisecting gauge (centre finder with two equal links), isometric render of a generated part
Bisecting gauge (centre finder with two equal links)4 sizes★ 1 file

Questions

What is a gauge cheek?

12 × 40 × 16 block with a 12 × 6 mm channel across it (it sits on, or slides along, the cross-bar line-on-line), a Ø3 link-pivot hole at its centre through the top and a Ø3.2 cross hole for a thumb screw. Its 40 mm faces are the cheeks that bear on the sides of the work.