Nut And Bolt Thread Checker 34 Bit, 19 Standard and 15 Metric Bolt Identification Card Thread Gauge Sizing Tool Nut and Bolt Chart

Bolt and Nut Identification: This thread tester efficiently identifies 19 standard sizes of nuts and bolts, as well as eight drill bit diameters, ensuring compatibility with a wide variety of applications and projects.
Compact Design: Featuring two top mounting holes, this thread tester easily hangs on the wall, maximizing your workspace and keeping your tools organized and easily accessible.

User-friendly: Designed for ease of use, our thread tester provides quick identification of bolt and nut sizes, making it an indispensable tool for professionals and DIY enthusiasts alike.
Exceptional durability: Made of high-quality aluminum alloy, this thread tester is designed to withstand frequent use in harsh environments, ensuring long-lasting strength and reliability.
Compact and Portable: Lightweight and easy to carry, this tester thread gauge fits easily in your toolbox or pocket, making it ideal for on-site measurements and quick assessments, wherever you are.

Specifications

Item type: Thread gauge
Application: For testing nuts, bolts and drilling holes
Material: Aluminum alloy
Treation: Anodized
Diameter of 8 holes: Approx. 4mm, 6mm, 8mm, 10mm, 12mm, 14mm, 1/4, 1/2
15 Metric Threads: 4mm x 0.028, 0.197in x 0.031, 0.236in x 1.0000, 0.276in x 1.0, 8mm x 0.039, 0.315 in. x 0.049, 0.394 in. x 0.039, 0.394 in. x 1.0.984, 0.394 in. x 0.059, 0.472 in. .059, .551 in. x .079, .630 in. 5/1/1/1 34-46 coarse, 5/16-24 fine, 3/8-16 coarse, 3/8-24 fine, 7/16-14 coarse, 7/16-20 fine, 1/2-13 coarse, 1/2-20 Fine, 5/8-11 Coarse, 3/4-10 Coarse