We consider calipers to be an essential tool. This is an economical and easy to carry way to measure inside diameters or jump rings, outside diameters of jump rings, wire gauges, bead sizes and more! Free sample of assorted jump rings included.
This measures items up to 4 inches (100mm), and it measures 4 1/2 long and 1 5/16 at the widest part, and is made from brass.
Materials: slide calipers.
