Product - The Socket Head Cap Screws ,Measurement System :Imperial,Head Style: Socket Head Product Size - Thread Diameter: 1/4 Inch; Pitch Size: 20; Thread Length: 2 Inch(Head not Included). Product Material - Stainless Steel(304) provides strength and offers good corrosion resistance in many environments Use - Socket Head Cap Screws Bolts can be widely used in the home and office appliance, communication equipments, ship assembly , the mechanical industry and small repairs around shops, garages or home furniture fasteners. Package Included - 6 x Socket Head Cap Screws Bolts (1/4-20x2 Socket Head Cap Bolts). Product Specification Socket caps have a small cylindrical head with tall vertical sides. Allen (hex socket) drive is a six-sided recess for use with an allen wrench (hex key).