Features: High & low welding gauge both standard and Metric reading. Made of high quality stainless steel, durable & long for time service. Measures internal misalignment of pipe before and after tacking. Measurements read in standard one side, and metric on the opposite side. Changes from standard to metric simply remove gauge body, turn scales over and replace body; Measure internal misalignment. Measure fit- up for gap Measure bevel on end preparation; Measure the crown height of welds; Measure fillet weld size; Measure scribed line, socket welds. Specifications: Material: Stainless Steel Length: 15.8cm/6.2in Accuracy: 1mm Measuring range:0-32mm Note: Please allow 1-3cm error due to manual measurement. pls make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Package includes: 1x Welder Inspection Gauge