Hexagon head self-drilling screws manufactured from case-hardened C1022 steel with bright zinc plated finish. Designed specifically for steel-to-steel connections with superior clamping force. Features integrated 16mm EPDM washer providing effective water ingress protection. Conforms to DIN 7504K standard with minimum 8µm plating thickness. Ideal for professional structural applications requiring reliable metal-to-metal fastening.
