#4-40 x 3/16" Machine Screws (Phillips Head) | 10-Pack


Regular price $1.35

These are your standard Philips-head #4-40 screws. They're black-oxide, 1/4" long, and come in packs of 10.

The #4-40 screw/hole size we use in most of the holes of our breakout boards, and for most development boards like Arduino and Espressif (ESP8266, ESP32).