1/4-20 x 1 One-Way Round Security Machine Screws

These 1/4-20 x 1 One-Way Round Security Machine Screws from Midwest are engineered for tamper-resistant fastening in security-sensitive environments. Featuring a slotted one-way head, they can be installed easily with a standard flat screwdriver but resist removal, providing reliable protection against unauthorized access. The smooth, rounded head offers a clean, finished appearance while ensuring a broad bearing surface for secure fastening.

Constructed from strong carbon steel with a bright zinc plating, these screws deliver dependable corrosion resistance suitable for indoor and light-duty outdoor applications. Their deep, aggressive threads allow for fast installation and firm holding power in sheet metal, thin materials, or pre-tapped holes. Ideal for use in signage, panels, enclosures, and public fixtures, these screws combine durability and security to meet the demands of both commercial and industrial settings.