The IFASTEN Wafer Head Tek Screw No.8 (4.2mm x 13mm) is designed for efficient and reliable fastening in both metal-to-metal and metal-to-wood applications. These screws feature a self-drilling point. eliminating the need for pre-drilled holes and streamlining installation time. *Ideal for a range of construction. fabrication. and DIY projects. the wafer head design offers a low-profile finish while providing secure…