ARES 70019 | 6-Inch Composite Vernier Digital Caliper with LCD Screen | Measure and Convert in Inches and Millimeters FEATURES: This caliper measures inside, outside, depth, and step with two sets of jaws and a probe and easily toggles between inches and mm with the push of a button. Accurate to within 0.001 inches (0.02mm), the Measurement Range is 0 - 6 inches and 0 - 150mm, and the resolution is 0.0005 inches (1/128 inches or 0.01mm). DESIGN: This lightweight caliper is made of composite material, so it's safe to put in your pocket and carry anywhere. The large LCD screen is easy to ready, and it automatically turns on when you open it and shuts off when you aren't using it. The four measuring capabilities make it a must have around any home or shop. APPLICATIONS: Perfect for measuring motor shafts, bike parts, nail gauges, etc. This caliper is great when youre performing brake jobs (calipers and rotors), reloading ammunition, and doing your guitar builds. They all need accurate measurements. Get one for the house or shop! RELIABLE | EFFECTIVE | EFFICIENT: Users trust ARES to be quality tools. You are backed by our Performance Assurance. If you have any issues with your ARES 6-inch Composite Vernier Digital Caliper with LCD Screen, simply contact customer service for troubleshooting help, parts, replacement, or refund. ASPCA BUSINESS AMBASSADOR: We are proud to be part of the ASPCA Business Ambassador Program. If you have a pet, you realize they are more than a pet, they are part of the family. With your support, were proud to help this great organization.