Caliper Vernier for Beads and Findings

Caliper, Measuring tool for measuring beads. The amount of jewelry pearls is always in millimeters. But with a ruler that is difficult to measure. Whether its stone bead 6mm or 8mm is great, it is easy to find with the sliding knife. Simple pearl between both webs take and read from calipers. A super jewelry tool that is of good use for many other things. 150 mm. The slide gauge is easy to operate with one hand, that the Pearl safe is in one hand.