4-40 x 3/8 Phillips Pan External Sems Machine Screw Fully Threaded Zinc Yellow MPF188 This type of screw is

This type of screw is often used in machine applications

It meets the specifications of the Unified Screw Standard (USS) and is available in various sizes to accommodate different bolt or screw diameters

The self drilling tip eliminates the need for pre-drilling

000-piece box

They have a hex head with an indented drive for a secure hold when tightening

4-40 x 3/8 Phillips Pan External Sems Machine Screw Fully Threaded Zinc Yellow MPF188 This type of screw isThe 4 40 x 3 8 Phillips Pan External Sems Machine Screw Fully Threaded Zinc Yellow is a small, versatile screw that is commonly used in a variety of applications. It is made of steel and has a zinc plated finish for corrosion resistance. The screw has a Phillips pan head, which makes it easy to drive with a Phillips screwdriver. The external sems feature means that the screw has a washer attached to it, which helps to distribute the load and prevent