4-40 X 3/16 Inch Button Head Socket Cap Screws Kit Black Oxide Alloy Steel Pack Of 5000 Beeffy Fasteners For Automotive, Machinery, And DIY Projects, Corrosion Resistant Hardware Set For Heavy Duty Applications

4-40 x 3/16 in Button Head Socket Screws, Black Oxide
✔️ 5000-piece pack, corrosion-resistant alloy steel for heavy-duty use

This button head socket cap screw kit includes 4-40 x 3/16 in screws with black oxide coating, built from alloy steel for heavy-duty fastening. These fasteners are commonly used in automotive, machinery, and DIY projects where a clean, flush profile is needed.

✅ Size: 4-40 thread, 3/16 in length
✅ Material: alloy steel with black oxide finish
✅ Pack size: 5000 pieces
✅ Head style: button head socket cap for flush mounting
✅ Corrosion resistance: suitable for high temperature and humidity environments

💡 What is a button head socket cap screw used for in industrial hardware?

Handy overview to help you decide if this screw fits your project.

- Commonly used for flush mounting in automotive panels, machinery, and DIY builds.
- The 4-40 x 3/16 in size fits small assemblies.
- Black oxide alloy steel offers strength with corrosion resistance.
- Pack of 5000 pieces keeps essential fasteners on hand.
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