Vastar Electronic Digital Caliper with LCD Screen, 0-6 Inches Display Inch/Metric Stainless Steel Body Measuring Tool Measurement range: 0-6 inches/150mm, Accuracy: &plusmn;0.001"/0.02mm, Repeatability: 0.01mm/0.0005", Resolution: 0.0005"/0.01mm/. Easy read large LCD display makes reading number easier. Easy to operate, one button to switch between inch and mm. Hardened stainless steel shaft with depth-measurement blade, precise internal and external measuring jaws , precision lapping finish. Home DIY and professional use are both highly recommended.