DIN 34805 Half round head screw with power drive hexalobe

DIN 34805-1 Screws with flattened half-round head 010.9 Part 1: Screws without collar with power drive hexalobe

DIN 34805-2 Screws with flattened half-round head 010.9 Part 2: Screws with collar and power drive hexalobe
flake zinc plating fl zn nc 720h + sealing, Zinc flakes coating fl zn nc - 720h and microencapsulated to DIN 267 Part 27