Hardened stainless steel shaft with depth-measurement blade, precise internal and external measuring jaws , precision lapping finish electronic digital calipers;Features a large, easy to read, high contrast LCD display screen vernier. caliper Display: (1/2x1 1/2 (13mm x 38mm) extra large LCD);Higher quality lower price stainless steel digital caliper with inch/metric/fraction conversion;Range: 0-6 Accuracy: 0.001 Repeatability: 0.0005 Resolution: 0.0005/0.01mm/1/128;Precision Fit Slide for Smooth and Accurate Sliding Action. Exceptional Quality with Heavyweight, Rugged Design