M12-1.25 x 45mm DIN 961 Class 8.8 Zinc Finish Hex Cap Screw / THREAD DIRECTION: RIGHT-HAND THREAD LENGTH: 44.50 MILLIMETERS MINIMUM AND 45.50 MILLIMETERS MAXIMUM FASTENER LENGTH: 44.50 MILLIMETERS MINIMUM AND 45.50 MILLIMETERS MAXIMUM HEAD STYLE: C1 HEXAGON HEAD HEIGHT: 7.32 MILLIMETERS MINIMUM AND 7.68 MILLIMETERS MAXIMUM WIDTH BETWEEN FLATS: 18.48 MILLIMETERS MINIMUM AND 19.00 MILLIMETERS MAXIMUM END ITEM IDENTIFICATION: 6115-01-612-8573 NOMINAL THREAD DIAMETER: 12.0 MILLIMETERS THREAD PITCH IN MILLIMETERS: 1.25 MATERIAL: STEEL OVERALL SURFACE TREATMENT: ZINC OVERALL THREAD SERIES DESIGNATOR: M