Discover The Groz Vernier Caliper Digi 300Mm 500-173 – Your Go-To Solution For Reliable Performance In Workshops And Homes. Metal Digital Calipers With Dual Mode Measurement System – Inches And Mm, Delivers Accurate Readings Of Inside, Outside, Depth And Step Measurements, Rugged, Stainless Steel Body With Zinc Die Cast Display Chamber, Large High Contrast Lcd Digital Readout, Free Wheeling Thumb Roller Mechanism For Smooth Movement Along The Linear Scale, Convenient To Use Locking Screw To Set Calipers At Any Desired Position, Measurement Can Be Zeros Set At Any Position Along The Scale For Incremental Measurements, Extendable Depth Gauge For Use In Slots And Small Holes, In-Built Data Output Interface To Transfer Data To Pc, Laptop, Etc. Data Cable Not Included Specifications Resolution: 0.01Mm (0.0005 Inch) Designed To Meet The Demands Of Local Conditions, This Product Offers Lasting Durability And Efficiency.