ITEM NAME:New Welding Gauge Test Ulnar Welder Ruler Bridge Cam Measurement Y4P9 Type F3D3 description 100% Brand new and high quality. Angle of preparation -Excess weld metal -Depth of undercut -Depth of pitting -Fillet weld throat size -Fillet weld length -Outside misalignment -Stainless Steel -Laser engraving color as shown Using:It can be used to quickly and correctly measure the sizes of most common welds in the English system and the metric system. Packing included: 1 x welding gauage.1 x welding gauage. Angle of preparation. color as shown.