SPI Vernier Caliper Specifications include... 0-40" / 1000mm Measuring Range 0.001" / 0.02mm Graduations 5.90" Jaw Depth Features include... 4-Way Measurements: Inside, Outside, Depth & Step Stainless steel with surface hardened measuring faces Upper and lower scales on the slider are angled to reduce parallax error Heavy Duty Model includes double set screw with fine adjustment Includes Short Form Certificate of Calibration Furnished in Fitted Case
