Mitutoyo Digital Carbon Fiber Caliper Specifications include... 0-18" / 450mm Measuring Range 0.0005" / 0.01mm Resolution 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. With SPC data output. Supplied in fitted wooden case. PLEASE SELECT CALIBRATION OPTION FROM PULL DOWN MENU. Standard Calibration Usually takes about 3-4 Weeks to ship from Mitutoyo. 5-Day Calibration Ships out within 1 Week after receipt of order. 1-Day Calibration Ships out in 1 Day after receipt of order. INCLUDES CERTIFICATE OF CALIBRATION TRACEABLE TO NIST. Mitutoyo now is offering their most popular gages with an ISO/IEC 17025 Accredited Certificate of Calibration that is traceable to NIST. These calibrations are performed at Mitutoyo America's A2LA Accredited Calibration Laboratory in Aurora, Illinois after receipt of order. The Open Date Put Into Service is to be filled out by the end user when the gage is first used.