4-40 x 3/8 Phillips Flat Undercut Taptite Alternative Thread Rolling Screw, Full Thread, Black Oxide & Wax features:
* Self-tapping screw for use in metal
* Thread rolling design creates strong, vibration-resistant threads
* Undercut head provides a flush, finished appearance
* Black oxide and wax coating for corrosion resistance
* Full thread for maximum holding power
* Ideal for use in appliances, electronics, and other metal applications