Du-Bro no. 4x1/2" Button Head Sheet Metal Screws

Feautures:

Zinc plated metal construction with clear chromate.
Non-slip socket drive insert.
The large head of the screw acts as a washer.
A new design that's great for mounting servos, cowls, landing
gear, etc.

Includes:

8 Screws

Specifications:

Length: 1/2"
Diameter: 4mm