Co-link Inch&metric Bridge Cam Gauge Welding Gauge MG-8 for inspection of Welded Surfaces and Joints Stainless steel, not easy to rust, not easy to bend It measures in both inch or millimeters It comprising of one rotating dial and one sliding pointer, ease to read the result Linear measurement range: 0 to 60mm, angle of preparation: 0 to 60 degree angle Bridge Cam Gauge is a unique, versatile instrument for the inspection of welded surfaces and joints