[Premium Quality]Constructed from aluminum alloy 6061, this features an anodized to resist rust and . It's designed to provide precise and efficient thread inspections, enhancing your work efficiency and replacing traditional thread gauges.[Comprehensive Identification]Easily identify 34 different sizes with our 42-hole nut and bolt . It includes 15 metric sizes from x 0.7 to M16 x 2. 0 and 19 standard sizes from 6-32 coarse to 3/4-16 fine, along with 8 drill gauges. The 0.58cm thick aluminum alloy plate ensures durability.[User-Friendly Design]Featuring laser-etched markings for clear visibility, this board simplifies the identification process. Its compact square design, complete with a 15cm and 6-inch ruler on each side, allows for quick measurements and efficient organization of various parts.[Versatile Placement Options]Equipped with two hanging holes and four removable padded feet, this thread gauge can be conveniently placed on a workbench or hung on a wall. It offers quick thread identification, helping you save time and streamline your workflow.[Integrated Drill Gauges]This tool includes 8 drill bit gauge holes ranging from 4mm to 14mm and 1/4 inch to 1/2 inch, enabling you to select the correct drill bit size effortlessly. Ideal for both professionals and DIY enthusiasts, it makes a practical gift for anyone involved in construction or repairs.Colour:redMaterial:MetalPackage Contents:1 * Thread-CheckerOnly the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.