Tek Screw Truss CRSE 4.2x16mm ZP – a self-drilling fastener engineered for precision applications requiring reliable penetration and secure fastening. The 4.2mm diameter and 16mm length deliver optimal holding power in composite materials, sheet metal, and lightweight substrates. Zinc-plated finish provides corrosion resistance for extended durability in varied environments. The truss head design distributes load effectively while maintaining a low