Pocket digital calipers Product description Features: 1.Carbide tpye. 2. Designed for portable use Specifications Measuring rang order no resolution permissible error 0-75mm(0-3") 111-075 0.01mm(.0005") .03mm 0-100mm(0-4") 111-100 0.01mm(.0005") .03mm 0-100mm(0-4") 111-250 0.01mm(.0005") .03mm