1/4-20 x 3/8 Button Head Socket Cap Screws Allen Socket Drive Black Oxide Grade 10.9 Alloy Steel Fully Threaded 25 PCS

The button head socket screws are alloy steel grade 10.9. The low profile of the socket button head makes a very clean looking and offers a much larger contact surface. Thread Diameter 0.25 ; Head Diameter 0.437 ; Head Height 0.132 ; Screw Length 0.375 ; Pitch Size 20 Threads per Inch; Allen Hex Drive 0.156 (5/32 ). Package Included: 25 x Button Head Socket Bolts/Screws. Button Head Socket Screws are great to have around for use in wood and wet environments.