1,Hardened lower sleeve and high-quality stainless steel measuring rod ensure strong wear resistance and long service life 2,The dial with high-accuracy engraved fonts, clear and easy to read 3,Shockproof brass movement, stable structure and accurate measurement 4,IP65 waterproof, easy to disassemble the probe 5,The measuring rod has embedded copper sleeve design, 8um interval, more vertical, more accurate 6,Metal limit device, with locking screw, fixed dial to prevent rotation, more accurate reading 7,With tolerance indication, you can set the tolerance range yourself which is convenient and intuitive 8,This product is made of high-quality materials after good heat treatment and special bright chrome process, easy to use, stable in structure and corrosion resistant. Item Type: Dial Indicator Measuring Range: 0-30mm Accuracy Level: 1 level Side Head: High Speed Steel Movement Material: Brass movement Indexing Value: 0.01mm Waterproof: IP65 waterproof 1 x Dial Indicator 1 x Black Base Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.