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The M&R Parts Department will be closed for Independence Day on Friday, July 4th, 2025. Please note that NO ORDERS can be filled on this day. We will re-open on Monday, July 7th, 2025.

We appreciate your patience. We wish you a happy and safe holiday from all of us at M&R!
Machine Screws, Socket Head, Steel, Thread Size 4-40, Screw Length 5/8", Full Thread Length, Right Hand, Black Oxide
Head Socket
Material Steel
Thread Size 4-40
Screw Length 5/8"
Thread Length Full
Thread Direction Right Hand
Finish Black Oxide

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