#4-40 x 1 1/4" Machine Screw, Slotted Drive, Flat Head, Coarse, Full Thread, Brass, Plain Finish

# Fasteners ## Overview Introducing the MROSupply Fasteners #4-40 x 1 1/4" Machine Screw, designed specifically for a wide range of industrial applications. This high-quality screw features a slotted drive with a flat head, ensuring easy installation and secure fastening. Constructed from durable brass with a plain finish, this machine screw is ideal for environments where corrosion resistance is paramount, making it suitable for both indoor and outdoor use. ## Key Features • **Size & Dimensions**: #4-40 thread size with a length of 1 1/4 inches, providing versatility for various fastening needs. • **Drive Type**: Slotted drive design allows for easy installation with a standard screwdriver, enhancing user convenience. • **Head Style**: Flat head design ensures a flush finish when installed, suitable for applications requiring a low profile. • **Thread Type**: Coarse full thread ensures strong grip and stability, making it ideal for securing components in a variety of materials. • **Material**: Made from high-quality brass, offering excellent corrosion resistance and durability in challenging environments. ## Applications • **General Assembly**: Perfect for use in machinery, electronic devices, and automotive applications where reliable fastening is required. • **Compatibility**: Ideal for use with various materials such as wood, plastic, and metal, making it a versatile choice for different projects. • **Environmental Suitability**: Suitable for both indoor and outdoor applications due to its brass construction, which withstands moisture and prevents rust. ## Benefits • **Ease of Use**: The slotted drive design simplifies installation and removal, saving time during assembly and maintenance. • **Durability**: Brass material not only provides corrosion resistance but also ensures long-lasting performance under varying conditions. • **Versatility**: The coarse full thread and flat head design make this screw adaptable for a multitude of fastening needs across various industries. --- *Product information compiled with AI assistance for reference purposes.*