New Inch&metric Welding Gauge Bridge Cam Gauge MG-8 for inspection of Welded Surfaces and Joints It measures in both inch or millimeters Usage: detecting a variety of bevel angle, height, width, gap and undercut depth of weldment 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