The Serpent SER110175 M3x40 hex screws are useful fasteners for modellers who need accurate, repeatable assembly. These screws are manufactured to sit neatly in standard RC fittings and help keep components secure.
Each screw has a hex socket head that makes tightening and removal straightforward while reducing the risk of rounding out. The M3x40 size is common across many mounts and brackets used in model cars.
Whether you are performing scheduled maintenance or swapping parts, this 10-pack gives you spare fasteners to keep on hand. They are a simple, practical addition to any modeller's toolkit.
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