Depending on the task at hand you may have a need for extremely accurate measurements on a tiny scale an example of this is if you need to measure nails gaps on materials or fittings this device ensures accurate results while still being incredibly simple to use technical specifications din 863 1 reading 001 mm readings matt chromium plated clamping lever carbide measuring surfaces hand protection spindle diameter 65 mm measuring drum diameter 17 mm inclination 05 mm