Malco 8X1/2 Zip-In Self-Piercing Screws are #8 sheet metal screws with a 1/4" slotted hex washer head. Made of steel, these screws are designed for easy installation and are sold in a pack of 100. The Malco brand ensures high quality and reliability for various industrial and business applications requiring fasteners and hardware. Perfect for securely attaching sheet metal with a hex washer head for added stability and strength.