M4 Black Oxide Button Head Screws (100 Pcs.)

These black-finish button head screws with M4 thread are perfect for robotics, mechanical, and prototyping applications where both strength and a professional appearance are required. The black coating provides corrosion resistance and a sleek design, while the button head offers a larger contact surface and low-profile fastening for secure and efficient assembly.

Technical Specifications:

• Fastener Type: Screw
• Drive Type: Allen (Hex)
• Material: Steel
• Head Type: Button
• Packaging: Bag – 100 pcs
• Finish: Black Coating
• ISO Standard: 7380-1
• Thread Size: M4
• Drive Size: HEX2.5
• Head Height: 2.2 mm
• Head Diameter: 7.6 mm