M4 Thread Diameter 20mm Thread Length Screw. Material: Carbon steel, zinc plated, anti-rust and anti-corrosion. Usage: Twist the screw by hand without any other tools, easy to install.
M4 Thread Diameter 20mm Thread Length Screw. Material: Carbon steel, zinc plated, anti-rust and anti-corrosion. Usage: Twist the screw by hand without any other tools, easy to install.