M12-1.75 x 30mm DIN 933 Class 8.8 Zinc Finish Hex Cap Screw / THREAD DIRECTION: RIGHT-HAND THREAD LENGTH: 30.0 MILLIMETERS NOMINAL FASTENER LENGTH: 30.0 MILLIMETERS NOMINAL HEAD STYLE: C1 HEXAGON HEAD HEIGHT: 7.5 MILLIMETERS NOMINAL WIDTH BETWEEN FLATS: 19.0 MILLIMETERS MAXIMUM NOMINAL THREAD DIAMETER: 12.0 MILLIMETERS THREAD PITCH IN MILLIMETERS: 1.75 EXTERNAL THREAD TOLERANCE CLASS: 6G PART NAME ASSIGNED BY CONTROLLING AGENCY: HEX CAP SCREW SPECIAL FEATURES: MATERIAL CLASS 8.8 MATERIAL: STEEL OVERALL SURFACE TREATMENT: ZINC OVERALL THREAD SERIES DESIGNATOR: M