- Machine screws are used with pre-tapped holes or with a nut and are fully treaded
- Zinc plated for corrosion resistance
- Flat head allows screw to be mounted flush with the material it is attaching
- Phillips drive is designed to prevent overtightening
| Type | Machine Screw |
| Style | Phillips Flat Head |
| Size | #4-40 |
| Length | 1/2" |
| Material | Steel |
| Head Style | Flat |
| Drive Type | Phillips |
