Product Description A heavy duty caliper is a robust, precision measuring tool designed to handle larger or more rugged applications where standard calipers might not suffice. It is built for measuring large objects, materials, or components in industrial settings like manufacturing, metalworking, and construction. Its durable construction allows it to withstand tougher environments and handle bigger measurement tasks while maintaining high accuracy. Key Features - Ideal for measuring external and internal dimensions - Dual scale: metric and imperial units (mm/inch) clearly displaying on ruler for easy reading - Accuracy conforms to relevant DIN/BS standards - With Fine adjustment thumb wheel - With clamping screw on the slider for locking the measuring jaws in place, ensuring accurate and stable readings - Micro fine graduation - Body made of high-grade hardened and ground stainless steel for greater durability and resistance against machine shop wear, with satin-chrome finish - Shoc