1/2"-13 x 10" Grade 5 Plain Finish Hex Cap Screw / THREAD CLASS: 2A THREAD DIRECTION: RIGHT-HAND THREAD LENGTH: 1.250 INCHES MINIMUM FASTENER LENGTH: 10.000 INCHES NOMINAL HEAD STYLE: C1 HEXAGON HEAD HEIGHT: 0.250 INCHES NOMINAL WIDTH BETWEEN FLATS: 0.750 INCHES NOMINAL END ITEM IDENTIFICATION: 5410-01-482-7565 NOMINAL THREAD DIAMETER: 0.500 INCHES THREAD QUANTITY PER INCH: 13 MATERIAL: STEEL OVERALL SURFACE TREATMENT: CADMIUM OVERALL OR ZINC OR ANODIZE THREAD SERIES DESIGNATOR: UNC