SPI Dial Height Gage with Dual Direction Digit Counter Features include... 0-20" Measuring Range 0.100" Graduations provide quick coarse readings 0.001" Graduations on indicator for fine readings. Large dial indicator and error-proof digital counter makes these gages easy to read. The double digital counter can be zero-set at any height within range. The digital counter has two displays which separately register upward and downward movements from preset reference points. All gages feature a large wheel, which facilities coarse and fine vertical adjustments. Carbide tipped scriber. Stainless steel beams. Bottom surface of the base is hardened, ground and lapped for maximum flatness. Win fine-adjusting wheel and lock. Includes Certificate of Calibration
