5/16"-18 X 3" Machine Screws | Flat Head | Phillips Drive | Steel Black Oxide (500/Pkg.)
Product details
| Management number | 242059597 | Release Date | 2026/07/19 | List Price | US$88.23 | Model Number | 242059597 | ||
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Machine Screws Phil Flat Steel Black Oxide 5/16-18 x 3 delivers reliable fastening for metal assemblies with a flush, countersunk profile and a dependable Phillips drive.
Made from steel with a black oxide finish, these machine screws provide a low-gloss appearance and mild corrosion resistance, making them suitable for a variety of industrial and workshop applications.
Key specifications
- Thread size: 5/16-18 UNC
- Length: 3 inches
- Head type: Flat head (countersunk)
- Drive type: Phillips
- Material: Steel
- Finish: Black oxide
Ideal uses
- Secure metal panels, enclosures, and components
- Automotive and mechanical assemblies requiring a flush mounting
- Projects that benefit from a low-glare, durable fastener finish
Choose these 5/16-18 x 3 inch Phillips flat head machine screws for strong, precise fastening and a professional, finished look in your next project. Order now to ensure a proper fit and reliable hold.
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