M10-1.5 X 20mm IFI B18.16.3M, Metric, Flat Head Socket Cap Screws, Alloy Steel, Black Oxide, Made in U.S.A.

Socket cap screws are precision fasteners often used in machine parts, die fixturing and clamping. Flat countersunk head screws sit flush with the surface of the material they are inserted into. An internal hex socket drive is also known as an Allen...