Check the listing for details. Mitutoyo Holtest Type II Micrometer Hole Bore Gage Gauge 20-25mm / 0.005mm Grad. Condition: New. Listed at 279.95 USD. Brand new. Micrometer is factory sealed with calibration certificate. Made in Japan in 2023. Model #: Mitutoyo 368-766 Measuring Head type: Holtest Type II Type: Inside micrometer / bore gage Numer of measuring points: 3 Range: 20-25mm Resolution: 0.005mm Accuracy: 0.003mm Three-point contacts for self-centering measurement of the inside dimension (ID) of bores Measurement can be taken closer to the bottom of the blind bore. Scale in metric units for taking precise inside dimension (ID) measurements Ratchet-stop mechanism helps provide uniform pressure for precise, repeatable measurements Satin chrome finish helps resist rust and reduce glare High-grade tool steel construction for durability _gsrx_vers_1545 (GS 9.4.1 (1545))