BIG HORN 17062 6-Inch Outside Caliper

This outside caliper is perfect for measuring the outside dimensions of round stock, pipe, or other irregularly shaped materials with minimal error. It's built with durable steel construction and hardened points for precise, consistent marking. The precision ground legs ensure accurate alignment and contact with the work surface. It also features a threaded spool mechanism for smooth, infinite adjustment and a self-seating washer and nut for secure locking of measurements.