1. This product is made of stainless steel and has a reasonable structure, is an indispensable measuring tool for welders.2. Changes from standard to simply remove gauge body, turn scales over and replace body.3. Measure the bevel angle prepared at the end of the assembly gaps, the crown height of the weld, the size of the fillet weld, the scribe line, the socket weld, etc., which can be calibrated to the NBS standard.4. Welding positioner, welding inspection ruler is a special measuring tool used by welders to measure the bevel angle of welded parts, weld width, height, and welding gaps.5. Suitable for products and components with high welding quality requirements, such as boilers, pressure vessels, etc.Item Type: Weld Stitch GaugeMaterial: Stainless steelMeasurement Unit: Front inch system / back systemPackage List:1 x Weld Stitch GaugeDue to the difference between different monitors, the picture may not reflect the actual color of the item.