SPI Dial Test Indicator Features Include.. 0.5mm Range 0.01mm Graduation 0-25-0 Reading 32mm Dial Dia. Horizontal type Universal Positioning Satin Chrome Finish 0.080" dia x 0.5" length contact point Contact Point Pivot: + 100° Dovetail Stems: 8mm & 3/8" dia Fitted Case Certificate of Calibration Test Indicator Set includes... Indicator 2 Contact Points Universal Clamp & Height Gage Bar 5/32" & 3/8" diameter Dovetail extensions