Item Name: Metric Stainless Steel Test Ulnar Welder Inspection Gauge Gage Welding Gauge. Measure fit- up gap Measure bevel on end preparation Measure height of welds Measure fillet weld size Measure scribed line, socket welds.Made of high quality stainless steel, durable & long time service.Changes from standard to metric simply remove gauge body, turn scales over and replace body Measure internal misalignment.Measures internal misalignment of pipe before and after tacking. Measurements read in standard one side, and metric on the opposite side.Features: High & low welding gauge both standard and Metric reading.Specification: Material: Stainless SteelLength: 15.8cm/6.2inAccuracy: 1mmMeasuring range0-32mmPackage Includes: 1x Welder Inspection Gaugenote: Please allow 1-3cm error due to manual measurement.