Del cast Electronic Stainless Steel Digital Vernier Caliper instant and accurate readings of inside, outside, step and depth measurements with an accuracy of 0.001 ". The SAE / Metric Conversion Switch automatically converts measurements to inches or milli meters with the simple press of a button. button. An adjustable thumb screw provides tension for optimal slide movement and locks the caliper jaws in place. Features: SAE / Metric conversion switch Zero calibration switch Automatic On / Off Easy-to-read LCD display Durable stainless steel construction Specification: Caliper Type: Digital Calipers Material: Stainless Steel Model Number: 0-200mm Measurement Range: 0-200mm Accuracy: 0.01 mm DIY Supplies: Metalworking Package Includes: 1 x Metal 8 Inch 200mm Stainless Steel Digital Vernier Caliper