5/16-18 X 3/4" Button Head Cap Screws | Steel Black Oxide (1 / Pkg.)
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5/16-18 X 3/4" Button Head Cap Screws | Steel Black Oxide (1 / Pkg.)

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5/16-18 X 3/4" Button Head Cap Screws | Steel Black Oxide (1 / Pkg.)

Mutual ScrewSKU: 3112CSBKC
Price:
$41.93per 100( $0.42 each)
Pieces 100
Measurement type Inch
Thread size 5/16-18
Length 3/4
Material Steel
Finish Black Oxide
Drive Hex Socket
Head style Button
Weight 2.0 lb

WARNING: This product can expose you to chemicals including lead and lead compounds, which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to https://www.P65Warnings.ca.gov.

Description

Cap Screws Button Socket Steel Black Oxide 5/16-18 x 3/4 inches are precision-engineered fasteners designed for durable, low-profile mounting. The combination of solid steel and a black oxide finish delivers reliable strength with a sleek, professional look suitable for a wide range of assemblies.

Key specifications

  • Head type: Button head
  • Drive: Socket (Allen)
  • Material: Steel
  • Finish: Black oxide
  • Thread size: 5/16-18
  • Length: 3/4 inch

Why choose these

With a black oxide finish, these screws offer mild corrosion resistance and a clean, understated appearance. The button head sits flush in shallow applications while providing strong clamping power, making them ideal for machinery, equipment housings, and precision assemblies that require a streamlined aesthetic.

Applications

Perfect for automotive projects, control panels, industrial equipment, furniture hardware, and any project needing a durable, low-profile fastener with a socket drive.

Add these Cap Screws Button Socket Steel Black Oxide 5/16-18 x 3/4 to your toolkit for dependable performance and a professional finish.

Can We Help?

If you’re not sure that this product is right for you, give us a call!
800-222-0324

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