Name: Vernier caliper: outside diameter of Aluminium disc Ø60
Uploaded: 2026-11-03T08:00:00+08:00
Duration: 28 s
Description: Vernier caliper: outside diameter of Aluminium disc Ø60: a 28-second captioned video from the KELIBRON 3D measuring lab, with every step written out and a link to try it in the lab.

Vernier caliper: outside diameter of Aluminium disc Ø60

Vernier caliper: outside diameter of Aluminium disc Ø60: a 28-second reenactment recorded in the KELIBRON 3D lab, with English captions. The steps below are the captions in order, and you can do the same measurement yourself in the lab.

What happens in the video

0:00 Vernier caliper: outside diameter of Aluminium disc Ø60
0:04 Close the jaws: the vernier 0 must line up with the main-scale 0.
0:09 Open the jaws and set Aluminium disc Ø60 deep between them, square to its axis.
0:13 Close the moving jaw gently until both faces touch.
0:18 Read while the caliper is still on the part: 60.04 mm, within 59.90–60.10 mm.

In the course

Tolerances, limit gauges and pass or fail · Choosing an instrument for the tolerance — Pick the instrument that can decide a given tolerance.

Read the guide

Tolerances and decisionsCaliper or micrometer? Choosing the instrumentPick an instrument whose accuracy is about one tenth of the tolerance band (the 10:1 rule, a common shop practice; where that is impractical, 4:1 is common and some shops accept 3:1).