These 6-18 x 3/8 unslotted hex washer head self-piercing screws are designed for metal applications, featuring a 1/4" across the flats drive and a full thread.

Made from high-quality steel, these screws are heat treated for enhanced strength and durability, ensuring long-lasting performance in your projects.

The zinc needle point allows for easy penetration into metal surfaces without the need for pre-drilled holes, making them ideal for quick and efficient assembly.