01HAND TOOLS
Compact keychain design fits in pocket or bag for on-the-go checking.
This portable thread size checker keychain helps you verify screw and nut compatibility quickly. Designed for mechanics, DIYers and engineers, it fits in your pocket or bag. Made from aluminum alloy, it’s durable and lightweight at 0.15 kg. The 8 x 4 x 1 cm size ensures it’s always handy without taking up space.


02
At a glance
- Made from durable aluminum alloy for long-term reliability.
- Accurately verifies thread sizes for nuts, screws, and mechanical fittings.
- Ideal for mechanics, DIYers, and anyone working with threaded components.
- Lightweight at 0.15 kg, fits in 8 x 4 x 1 cm package for easy storage.















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