4-40 x 1/4 Phillips Pan External Sems Machine Screw Fully Threaded Black Oxide 3/8 They are ideal for use

They are ideal for use in projects such as roofing

The 4-40 Two Piece Low Crown Cap Nut Black Oxide is a small

The partial threading allows for a secure hold in thin materials or when used with a nut

8-18 x 1/2 Phillips Flat Self Drill Screw Full Thread 18-8 Stainless Steel

4-40 x 1/4 Phillips Pan External Sems Machine Screw Fully Threaded Black Oxide 3/8 They are ideal for useThe 4 40 x 1 4 Phillips Pan External Sems Machine Screw Fully Threaded Black Oxide is a small, versatile screw that is often used in a variety of applications. It is made of steel and has a black oxide finish, which gives it a durable and corrosion resistant surface. The screw has a Phillips pan head, which allows it to be easily driven with a screwdriver. The external sems feature means that the screw has a washer attached to it, which helps to