Carbatec Inside / Outside Caliper - 225 x 310mm

Made of treated steel that is blackened to minimise rust. Essential for measuring the wall thickness of bowls; vases and other hollow vessels as well as spindle diameters. As the caliper is forced open by the wall thickness of your workpiece; the measurement is transferred to the opposite end of the caliper; giving you the exact thickness of the vessel wall. CT-260,975 - 225 mm inside or outside measuring capacity; 310 mm overall length. Other sizes available.