General description Zinc plated DIN 7504K self-drilling hex head screw, designed for easy installation in various materials. This product is supplied in a resealable bag for convenient storage. Technical specifications Model No.: SDHX4819 Size: 4.8 x 19 mm Pack Quantity: 100 screws Material: Zinc plated Type: Self-drilling hex head screw Standard: DIN 7504K Other information