1/2"-13, Hex Head Cap Screw, 8 in Fastener Length, 18-8 Stainless Steel/ THREAD CLASS: 2A THREAD DIRECTION: RIGHT-HAND THREAD LENGTH: 1.500 INCHES MINIMUM AND 3.000 INCHES MAXIMUM FASTENER LENGTH: 8.000 INCHES NOMINAL HEAD STYLE: C1 HEXAGON HEAD HEIGHT: 0.312 INCHES NOMINAL WIDTH BETWEEN FLATS: 0.750 INCHES NOMINAL END ITEM IDENTIFICATION: PTM TOOL KIT NOMINAL THREAD DIAMETER: 0.500 INCHES THREAD QUANTITY PER INCH: 13 PART NAME ASSIGNED BY CONTROLLING AGENCY: STAINLESS STEEL CAP SCREW MATERIAL: STEEL COMP 302 OVERALL THREAD SERIES DESIGNATOR: UNC