SPI Extended Range Test Indicator Kit These indicators offer easy-to-read graduations, jeweled movements, automatic reversals, revolution counters and a rotating dial. Indicator Features... 0-0.060" Measuring Range 0.0005" Graduations 0-15-0 Readings 1.5" Dial Kit Includes... Indicator Magnetic Base 3-9/16" Extension Arm 2 Dovetail stems: 5/32" & 3/8" 3 Contact Points: 0.040", 0.080" & 0.120" Fitted Case Certificate of Calibration