Bolt Size Finder Keychain Thread Gauge For Professionals

Meet the Bolt Size Finder Keychain Thread Gauge for Professionals — a precise, portable tool designed for quick bolt size verification on the job. This compact gauge delivers fast, one-handed operation, eliminating guesswork and saving time when tightening and selecting the right nut and bolt. Crafted from durable stainless steel and metal construction, it attaches to your keychain so you can carry it on every job. With both metric and imperial readings and clearly engraved size marks, you’ll identify thread size at a glance and keep projects moving smoothly in busy workshops or on-site environments.

Benefits & Tips

• Enjoy quick, accurate measurements with a simple one-handed knob slide, reducing rework and delays.
• Attach to your keys or belt for easy access wherever you work—from the shop floor to the field.
• Use the dual metric and imperial units to meet different project specifications with confidence.

Product Specifications

• Origin: Mainland China
• Material: Stainless steel with durable metal construction
• Item Type: Key chains / Thread Size Checker
• Packaging Size: 80.00x50.00x10.00mm / 3.15x1.97x0.39 inch

Package includes:

• 1x Thread Size Checker Keychain

Warnings / Reminders

• Due to different monitor settings and lighting conditions, the actual color may vary slightly from the pictures.
• Please allow a 1–2 cm difference in measurements due to manual measuring.

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