Description:
Thread Checker is an accurate and easy-to-use nut and bolt thread identifier, which can quickly identify the size of bolts and nuts. It is suitable for various applications such as pipelines, automotive machinery, carpentry tools, cabinet installation, appliance repair, DIY home improvement, and even shopping in hardware stores. Our tools are the essential companions you have been looking for.

15 metric thread sizes:
4MMx0.7, 5MMx0.8, 6MMx1.0, 7MMx1.0, 8MMx1.0, 8MMx1.25, 10MMx1.0, 10MMx1.25, 10MMx1.5, 12MMx1.25, 12MMx1.5, 12MMx1.5, 14MMx1.5, 14MMx2.0, 16MMx2.0

19 standard thread sizes:
6-32,8-32,10-24,10-32,12-24,1/4-20 COARSE,1/4-28 FINE,5/16-18 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, 5/8-18 FINE,3/4-10 COARSE, 3/4-16 FINE

8 drill gauges sizes:
4mm,6mm,8mm,10mm,12mm,14mm,1/4 inch,1/2 inch

Package Included:
1x Nut and Bolt Thread Checker
Wide Range of Sizes - The Thread Checker quickly identifies 34 different sizes, including 15 metric threads (M4 x 0.7 to M16 x 2.0) and 19 inch thread sizes (#6-32 coarse to 3/4-16 fine). It also comes with 8 different drill bit gauges (4mm, 6mm, 8mm, 10mm, 12mm, 14mm, 1/4 inch, and 1/2 inch), helping you quickly match screws and drill bits. It's a thread gauge worth owning.
Durable Construction - Our nut and bolt thread checker is made of 6061 aluminum alloy with an anodized surface. The threaded posts are made of precision-machined SUS304 stainless steel, smooth to the touch with no burrs. Nuts and bolts can be easily screwed in for precise measurement, making your item sorting easier.
High-Definition Precise Markings - The bolt and nut identification gauge board is precision-machined to ensure each bolt and thread meets Go & No Go Class 2B ANSI standards. The scale uses professional laser etching technology with extra-large, clear, and easy-to-read fonts that never fade or scratch, remaining visible even after years of use.
User-Friendly Design - The bolt and nut identification gauge has rounded corners and comes with a hanging hole for easy storage and carrying. The bottom is equipped with screw stands for stable placement and scratch prevention. Both sides of the screw gauge feature inch and centimeter scales for quick and accurate identification of various thread sizes, offering a comprehensive set of functions.
3-Year Warranty - Our nut and bolt gauge is a precise and easy-to-use thread verifier that helps you quickly organize messy screws and nuts. This nut and bolt identification tool is greatly helpful for plumbers, maintenance workers, repairmen, auto mechanics, and machinists. It's an excellent gift for yourself, family, and friends.If you have any questions about our thread checking tool, please feel free to contact us; we have a professional customer service team ready to assist you at any time.