Mitutoyo Carbon Fiber Digital Caliper with Interchangeable Jaws Specifications include... 0-18" / 450mm Measuring Range 0.0005" / 0.01mm Resolution + .002" Accuracy SPC Output Features include... Lightweight Digimatic Calipers that employ CFRP (Carbon Fiber Reinforced Plastics) in the beam and jaws. Highly durable and easy to handle. The range of applications can be expanded by using the optional attachments. Direct readout of ID measurements from the LCD. (Offset value can be set easily by pressing the Offset key.) Preset function for setting a desired starting point. Supplied in fitted wooden case. Standard Jaws are included.