nut and bolt thread checker
Metric threads range from M4 x 0.7 to M14 x 2.0, while Imperial threads cover #6 - 32 Coarse to 1/2 - 20 Fine, making it versatile for a wide range of applications.
Industrial Grade
Quality material aluminum 6061 anti-slip silicone pads sus 304 bolt hanging hole laser etched markings metric and imperial sizes
meet strict Go & No-Go Class 2B ANSI standards, ensuring reliable, precise measurements with every use
quickly identify size quickly measure length
pack with paper box
nut and bolt thread checker
Metric threads range from M4 x 0.7 to M14 x 2.0, while Imperial threads cover #6 - 32 Coarse to 1/2 - 20 Fine, making it versatile for a wide range of applications.
Industrial Grade
Quality material aluminum 6061 anti-slip silicone pads sus 304 bolt hanging hole laser etched markings metric and imperial sizes
meet strict Go & No-Go Class 2B ANSI standards, ensuring reliable, precise measurements with every use
quickly identify size quickly measure length
pack with paper box

ROTATION Thread Checker, Nut and Bolt Gauge, Bolt Size and Thread Identifier Tool – Comprehensive Thread Measuring Kit

$29.99

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Description
  • Precision Engineering: Crafted from high-quality SUS304 stainless steel, each bolt and thread is manufactured to meet strict Go & No-Go Class 2B ANSI standards, ensuring reliable, precise measurements with every use.
  • Comprehensive Size Range: Instantly identifies 28 distinct sizes across both Metric and Imperial standards. Metric threads range from M4 x 0.7 to M14 x 2.0, while Imperial threads cover #6 - 32 Coarse to 1/2 - 20 Fine, making it versatile for a wide range of applications.
  • Laser-Etched Markings: Each bolt size and thread gauge is laser-engraved with clear, dual-sided markings in both Metric and Imperial scales, allowing for quick, accurate identification at a glance.
  • Robust and Lightweight Design: Constructed from durable 6061 aluminum, this tool is both lightweight and strong. Its rugged build is designed to withstand tough conditions, so you can take it confidently from one job site to another.
  • Mountable & Portable: Designed with convenience in mind, the Thread Checker features dedicated mounting holes, allowing it to be securely wall-mounted or easily stored in a toolbox, giving you flexible access wherever you need it.

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Made in China

For over 20 years, ROTATION has focused on manufacturing professional tools. We are committed to delivering reliable quality at an accessible price for all.

ROTATION — For those who rotate the world.

ROTATION was born from a simple belief: every turn deserves its reward.We believe the world moves forward through countless turns—every screw tightened, every tire replaced, every component assembled. These turns are what keep machines working, engines running, and the world moving. And the people behind them, whether professional technicians or dedicated DIYers, deserve tools they can trust, every time they put their hands to work.

Our tools, Your creation

ROTATION wasn’t built in a polished lab. It was forged through real-world use—in workshops, garages, and job sites. We work side by side with professional technicians, testing the torque of every screwdriver, the durability of every socket, and the strength of every pry bar, all to ensure one thing: your tools won’t fail when the work gets tough.

From Tools to Creation

Every turn, in return—this is more than a slogan. It’s our promise: that every turn you make will be repaid with greater efficiency, lasting durability, and total control. Because your work matters, and so should your tools.

ROTATION. Made for those who rotate the world.