#4-40 x 1" Machine Screw, Slotted Drive, Flat Head, Coarse, Full Thread, Steel, Zinc CR+3 Finish

# Fasteners ## Overview Introducing the MROSupply Fasteners #4-40 x 1" Machine Screw, a precision-engineered fastening solution designed for durability and reliability in a variety of applications. This machine screw features a slotted drive and flat head, making it ideal for use in confined spaces where a flush finish is essential. Constructed from high-quality steel and finished with a zinc CR+3 coating, this screw offers excellent resistance to corrosion and wear, ensuring a long service life in demanding environments. ## Key Features • **Size and Dimensions**: #4-40 screw with a length of 1 inch, providing the perfect fit for your fastening needs. • **Drive Type**: Slotted drive design allows for easy installation and removal with a standard screwdriver. • **Head Style**: Flat head enables a flush finish for a clean appearance and minimized snagging in applications. • **Thread Type**: Coarse full thread design ensures strong grip and holding power, suitable for a variety of materials. • **Material and Finish**: Manufactured from high-quality steel with a zinc CR+3 finish, offering superior corrosion resistance and durability. ## Applications • **Industrial Use**: Ideal for fastening components in machinery, equipment, and automotive applications. • **Construction and Assembly**: Suitable for wood, plastic, and metal assemblies, providing reliable fastening solutions across various industries. • **Maintenance and Repair**: Perfect for MRO tasks where dependable and durable fasteners are essential. ## Benefits • **Enhanced Durability**: The zinc CR+3 finish protects against rust and corrosion, ensuring longevity even in harsh environments. • **Ease of Use**: Slotted drive design allows for quick and effortless installation, reducing downtime during assembly or repairs. • **Versatility**: The coarse full thread design makes it suitable for a wide range of materials, enhancing flexibility in application. --- *Product information compiled with AI assistance for reference purposes.*