General description Connect Hex Head Self Drilling Screws are designed for efficient and reliable fastening in various applications. These screws feature a washer-faced design and are zinc plated for enhanced corrosion resistance. Ideal for use in metal and wood, they provide a secure hold without the need for pre-drilling. Technical specifications Type: Self-Drilling Screws Head Type: Hex Head Washer-Faced: Yes Material: Zinc Plated Standard: DIN7504K Size: No.10 x 1" (4.8mm x 25mm) Quantity: 100 pieces