Vernier Caliper Shootout The selection of calipers under test. Left: sub £1 plastic Vernier caliper, centre: Mitutoyo 530-122 Vernier caliper, right: cheap digital caliper.

QWORK Thickness Gauge Measuring Tool, 0-12 mm (0.5") Digital Thickness Caliper Micrometer, Red QWORK 3 ratings View Product Buy it on Amazon More info 1 ...

Put the blades of the caliper in the groove and adjust the nut to feel, then measure the distance between the caliper ends with gauge blocks. Here’s a tip: Gauge blocks are made from 400 series ...

To some, such products represent solved problems. Others see opportunities for a fresh perspective, like this caliper-enabled 3D printed radius gauge by [Arne Bergkvist].