M6-1.0 x 50mm DIN 931 Class 8.8 Zinc Finish Hex Cap Screw / THREAD CLASS: 6G THREAD DIRECTION: RIGHT-HAND FASTENER LENGTH: 50.0 MILLIMETERS NOMINAL HEAD STYLE: C1 HEXAGON HEAD HEIGHT: 3.55 INCHES MINIMUM AND 4.38 INCHES MAXIMUM WIDTH BETWEEN FLATS: 9.64 INCHES MINIMUM AND 10.00 INCHES MAXIMUM END ITEM IDENTIFICATION: 3930-01-599-9978 NOMINAL THREAD DIAMETER: 6.0 MILLIMETERS THREAD PITCH IN MILLIMETERS: 1.0 MATERIAL: STEEL OVERALL THREAD SERIES DESIGNATOR: M