Name: Digital caliper: bore of brass bushing Ø40
Uploaded: 2026-11-03T08:00:00+08:00
Duration: 28 s
Description: Digital caliper: bore of brass bushing Ø40: 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.

Digital caliper: bore of brass bushing Ø40

Digital caliper: bore of brass bushing Ø40: 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 Digital caliper: bore of brass bushing Ø40
0:04 Close the jaws fully and press ORIGIN: the display reads 0.00.
0:09 Close the blades and put them into the bore of brass bushing Ø40.
0:13 Open the blades gently until both edges touch the wall across the diameter.
0:18 Read while the caliper is still on the part: 28.03 mm, within 28.00–28.05 mm.

Read the guide

Measuring methodsHow to measure a boreTo measure a bore with a caliper, put the inside jaws well into the hole, across the centre, and rock them gently for the largest reading; then repeat at 90°.