1/4-14 x 3/4" Self-Drilling Screw Hex Head, 50/Pack

A versatile fastener that combines drilling and threading functions into a single unit. This innovative design eliminates alignment issues commonly faced with drilled holes. Crafted to conform to SAE Specification J78b Type B.S.D., it ensures reliability across various materials including structural steel, galvanized steel, cast iron, aluminum, hardwood, plywood, plastic, and gypsum. Ideal for applications requiring efficient and secure fastening without pre-drilling.