Description: Super hard carbide-tipped measuring faces. Smooth surface with chrome clear scale. With locking clamp. Friction sleeve locking device to ensure of repeatability. With little wrench. Range: 0-25mm Accuracy: 0.001 Specification: Material: alloy steelhes Length: 13.5cm/5.3inch Wide: 5.5cm/2.2inch Thickness: 1.5cm/0.6inch Wrench Size: 6.5 x 1.2 x 2cm/2.6 x 0.5 x 0.78inch Package Includes: 1 Piece Outside Micrometer