The G.A.L. Gage Co. Cat # 5a Pit Depth Gauge GAL-5a, Inch & Metric is a versatile tool that allows you to perform several different types of measurement as well as compare weld defects. With this tool, you can: Measure pit depth, Measure depth of undercut, Check weld porosity per inch, Check surface porosity size, Measure outside misalignment.
