#6-40 Socket Head Cap Screws, Alloy Steel w/ Black Oxide, US SAE Fine Thread
#6-40 Socket Head Cap Screws Socket Head Cap Screws. These take a hex / allen key to drive and are made from alloy steel with Thermal Black Oxide coating.Diameter: #6Thread Pitch: 40 TPI – UNF / Fine ThreadLength: Please select from drop down menu above.Drive: 7/64″ Hex Key – Available hereType: Socket Head Cap ScrewMatching Nut: #6-40 Available here System of Measurement: InchMaterial: Alloy Steel with Thermal Black Oxide CoatingSpecifications: ANSI/ASME B18.3, ASTM A574