Stud bolt DIN 939 - Class 10.9 M24x70 ZINC PLATED 5UM 56 PCS Stud bolt DIN 939 - Class 10.9 M24x90 ZINC PLATED 5UM 8 PCS Washer - A 25 DIN 125 ZINC PLATED 5UM 64 PCS Spring washer - A24 DIN 128 ZINC PLATED 5UM 64 PCS Hex nut - M24 ISO 4032 - Class 10.9 ZINC PLATED 5UM 64 PCS Please add certificate 3.1