4-40 X 3/8″ Machine Screws 82 Degree Flat Head Phillips Drive Steel Black Oxide (10000/Pkg.) Must Have
Original price was: $226.93.$95.31Current price is: $95.31.
[10000 BULK] 4-40 Phillips Flat Head Machine Screws, 82 Degree Countersunk, Steel, Black Oxide, 3/8″ Long Bulk-pack fasteners designed for precise, flush mounting in electronics, equipment enclosures, and machinery assemblies.
Size: 4-40 x 3/8″
Drive: Phillips
Head: Flat head with 82-degree countersink
Material: Steel
Finish: Black Oxide
Quantity: 10,000 screws per bulk order
Applications: Electronics, panels, enclosures, machinery, and general fastening tasks
Compatibility: Works with 4-40 tapped holes; can be used with washers or nuts where required
Why choose these screws? The black oxide finish provides a sleek, low-gloss look and mild corrosion resistance in dry environments, while hardened steel delivers dependable strength for bulk projects. The flush, countersunk head creates a clean, professional appearance in your assemblies.
Bulk convenience for large builds: Stock up and save with this 10,000-piece pack and keep projects moving without interruptions.





