The Daggerz SDZ141104 is a #14 x 1-1/4" Hex Washer Head Self-Drilling Screw engineered for demanding metal-to-metal fastening applications including steel framing, metal roofing components, HVAC installations, equipment assemblies, and commercial construction projects. Supplied in a bulk carton of 2,000 screws, this fastener is ideal for contractors, fabricators, and professional installers. Featuring a #3 drill point, the SDZ141104 drills and fastens in a single operation, eliminating the need for pre-drilling and improving installation efficiency. The hex washer head design provides superior torque transfer, secure tool engagement, and strong clamping performance for reliable fastening in steel applications. Manufactured from carbon steel with a zinc-plated finish, these screws provide dependable strength and corrosion resistance for interior and light-duty exterior environments. The 3/8" hex drive and 14 TPI thread design help ensure consistent fastening performance in metal-to-metal applications.