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Hex Machine Screw Nuts in steel with a plain finish offer durable, straightforward fastening for a wide range of mechanical assemblies. Sized for compatibility with standard machine screws, these nuts provide reliable clamping power and long-lasting performance.
Designed for secure, everyday use in workshops, manufacturing, and home projects, they pair perfectly with 5-40 machine screws to deliver quick, robust connections.
These hex nuts are an essential addition to any hardware kit, combining strong steel construction with a simple, dependable design. Ideal for assemblies, repairs, and upgrades where a secure, hands-off connection is required.