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Slotted Set Screws, Case Hardened, Zinc Plate (Inch)

Case‑hardened, zinc‑plated slotted set screws provide a durable and cost‑effective fastening solution for applications requiring secure positioning and reliable holding strength. Designed with a straight slotted drive and a ground flat end, these set screws are ideal for use in machinery, collars, knobs, castings, and components where precise pressure is needed to hold parts in place without excessive penetration.
The case‑hardened construction delivers a high‑strength wear surface while maintaining a tough, ductile core—making these screws resistant to deformation, stripping, or surface rounding under torque. The zinc plating adds corrosion protection and a clean, bright finish, allowing these fasteners to withstand indoor industrial environments, assembly applications, and general mechanical use.
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Slotted set screws are commonly used in applications requiring simple, reliable fastening where adjustability or repeat tightening is needed. The straight slot offers compatibility with standard flathead screwdrivers for quick installation, while the case‑hardened body ensures long service life under contact pressure and torque.
The zinc‑plated finish provides moderate corrosion resistance and improved appearance, making these screws suitable for equipment assemblies, HVAC components, furniture hardware, machinery repairs, and general-purpose mechanical fastening. Available in a wide range of sizes to meet OEM, industrial, and maintenance requirements.
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