Allstar ALL96414 0.001" to 1" - 0.001 Increment Dial Indicator with Magnetic Base Dial indicator comes with a magnetic base Dial indicator measures from .001 inch through 1 inch in .001 inch increments. Use the magnetic base for mounting when degreeing a camshaft, checking crankshaft end play, deck heights, dome heights, transmission end play or ring and pinion backlash The universal magnetic base may be mounted anywhere and the dial indicator also has a shockproof dial. Sold each