Starrett 73B-12 Yankee 12-Inch Inside Caliper

Starrett 73B-12 Yankee 12-Inch Inside Caliper The Starrett 73B-12 “Yankee” spring-type inside caliper opens to 12” (300 mm) with sturdy construction and smooth action. It is made of flat stock, high-grade steel, for easily reproducible and accurate transfer of measurements of the internal size of an object. This caliper has flat, outward curving legs for inside measurements and comes with a solid nut. Bow spring is flexible yet strong, for reliability. The durable legs are made of flat stock, high-grade steel for long life. The centrally located adjustment rod ensures smooth action when opening and closing the caliper. The hardened fulcrum stud is strong to help prevent give or play in the measurement, which would reduce accuracy. Calipers measure the distance between two opposing sides of an object. They make inside, outside, depth, or step measurements, according to their type. Calipers are commonly used in architecture, metal...