Overview Brand : General Tools Material : Carbon Fiber, Stainless Steel Product Dimensions : 1.25'L x 12'W Range : 12 Inches Measurement Accuracy : ±0.001 in./0.02mm About this item EXTRA LARGE DISPLAY: Features an extra-large LCD screen and a measurement range of 0 to 12' (305mm). It provides a 3-mode digital display that changes quickly between decimal inches, fractional inches, and millimeters. AUTO POWER OFF: Fabricated from heavy-duty stainless steel and non-marring carbon fiber, our caliper tool can measure inside and outside diameter, depth, and step measurements. It includes an auto-on/off feature that preserves battery life. DIGITAL RULER: Provides highly accurate calculations for measuring and fitting joints, checking board thicknesses, and setting cutting depths. Perfect for construction jobs and home improvement projects. ELECTRONIC CALIPER: Helps make projects and woodworking jobs easier and more efficient. Our angle indicator includes a free-wheeling friction roller, an extendable depth gauge for small holes, and a protective foam-lined case for easy storage. GENERAL TOOLS: We have been a recognized leader in the innovation, design, and development of specialized precision instruments for many years. We encourage craftspeople, artisans, and DIYers to work smarter, measure better, and increase productivity.