3 Review(s)

Features: ? Measure Root Weld Space ? Measure Internal Misalignment ? Range 0-30mmScale 1mm (mark 1 Corresponds 0 mm, mark 4-3mm) ? Accuracy +/- 0.15mm ? Made of high quality steel, this gauge is durable and not easily scratched ? Widely used for welding inspection of boiler, shipbuilding, bridge, pressure vessel and oil pipeline ? This welding gauge measures internal alignment of pipe after fit-up/alignment ? Small size and light weight, it is convenient to carry and easy to use ? Gauge surface is clearly marked by which is wear-resisting and ensures a clear reading