M8-1.25 DIN 934 Zinc Finish Steel Class 8 Hex Nut / NUT STYLE: A12 HEXAGON NUT HEIGHT: 6.5 MILLIMETERS MAXIMUM WIDTH ACROSS FLATS: 13.0 MILLIMETERS MAXIMUM NOMINAL THREAD SIZE: 1.25 MILLIMETERS PART NAME ASSIGNED BY CONTROLLING AGENCY: INAVY-HEX NUT, LOCK M8-1.25, METRIC, CLASS 8 SPECIAL FEATURES: SPECIFICATION: DIN 934, WRENCH SIZE: 13MM MATERIAL: STEEL OVERALL SURFACE TREATMENT: ZINC OVERALL