Fan Favorite 5/8″-11 X 3-1/2″ Machine Screws Flat Head Slotted Drive Plain Steel (25/Pkg.)
Original price was: $71.72.$37.29Current price is: $37.29.
Our Machine Screws Slotted Flat Plain Steel 5/8-11 x 3-1/2 are built for dependable metal-to-metal fastening in non-corrosive environments. Made from plain steel, they provide a cost-effective solution for a wide range of equipment, enclosures, and machinery applications.
Key specifications:
Drive type: Slotted
Head/finish: Flat, plain steel (uncoated)
Size/thread: 5/8-11 UNC, 11 threads per inch
Length: 3-1/2 inches
Material: Plain steel
Finish: Unplated, ready for field treatment or coating as needed
Why choose these screws? They pair well with standard nuts and taps and provide a strong, budget-friendly fastening option for metal assemblies. They’re suitable for use in machinery, electrical enclosures, automotive components, and other industrial equipment where a slotted, threaded fastener is preferred.


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