Nut and Bolt Thread Checker:This 25×20cm(9.84×7.87in) size thread gauge sae and metric efficiently identifies 34 different sizes,bolt sizes and thread gauges including 15 metric sizes (ranging from M4 x 0.7 to M16 x 2.0) and 19 standard sizes (from 6-32 coarse to 3/4-16 fine). Additionally, it features 8 drill gauges, along with imperial and centimeter rulers Convenient and Portable: Bolt thread checker standard and metric features dual holes at the top, allowing it to be easily hung on a wall, thus saving considerable space.This thread gauge bolt identifier board takes only 2-3 seconds to determine the type of bolt or nut, significantly reducing the time spent on this task Exceptional Craftsmanship: Our bolt size and thread gauge features an anodized protective coating combined with laser-etched markings, ensuring enduring durability. This wall mount screw size chart and thread size checker is designed for long-lasting use Improved Design: Unlike older 20x20cm(7.87×7.87in) models,our upgraded 25x20cm(9.84×7.87in) nut and bolt thread checker offers increased spacing between thread sizes. This ensures that even larger nuts can spin freely on the bolt, eliminating the usability issues found in smaller versions. With this enhanced design, our thread gauge board provides precise and effortless identification for all nut and bolt sizes Thread Sizes: 15 Metric (M4 x 0.7 to M16 x 2.0) and 19 Standard (6-32 Coarse to 3/4-16 Fine) thread sizes, plus 8 drill gauges (Φ4 to Φ14, 1/4 to 1/2). This is a much needed bolt sizer measurement tool when you have a mess of nuts and bolts. This thread gauge includes many thread models for combo machine screws, as well as thread models such as 3/8 "-16 and 7/16" -14 that match 4l60e bellhousing bolts. Introducing our comprehensive thread checker set, designed for precision and ease in identifying thread sizes. This versatile tool is perfect for anyone working with nuts, bolts, screws, and fasteners. The set includes both metric and standard USA-made components, ensuring compatibility with a wide range of projects. Our nut and bolt thread checker allows you to quickly determine the exact thread size of your fasteners, eliminating guesswork. It also comes with a tap and die set for both metric and standard threads, making it an essential addition to any toolbox.The included thread Gauge and bolt size finder help you accurately measure thread pitch and bolt dimensions, whether you’re working with sae or metric standards. Additionally, the thread pitch gauge ensures that you can match your screws and bolts perfectly every time.For those needing a complete solution, our set also features a metric bolt assortment, allowing you to have the right size on hand. The screw size chart provides a quick reference guide, helping you identify and select the correct screw size for any task.Whether you're a professional or a DIY enthusiast, this thread checker set is the ultimate tool for ensuring your projects are completed with precision. Don't let mismatched threads slow you down—equip yourself with the best