M3.5-1.57 x 18 Metric Phillips Flat Head PT Alternative 30 Degree FullThread A2 StainlessSteel 2-4.5 These 8 x 1 3/4

These 8 x 1 3/4 Phillips bugle head coarse thread drywall screws are made of black phosphate particle board

They are often used in outdoor applications because the black oxide and oil finish helps to protect them from rust and corrosion

This 10-24 x 1/2 Slotted Round Machine Screw is a fully threaded screw with a black oxide finish

They are hot-dipped galvanized for corrosion resistance and have a Type 1 head style

This 10-24 x 2 Phillips oval machine screw is fully threaded and made of 18-8 stainless steel

M3.5-1.57 x 18 Metric Phillips Flat Head PT Alternative 30 Degree FullThread A2 StainlessSteel 2-4.5 These 8 x 1 3/4M3. 5 1. 57 x 18 Metric Phillips Flat Head PT Alternative 30 Degree Full Thread A2 Stainless Steel screw is a type of fastener designed for use in a variety of applications. It features a Phillips drive, which allows for easy installation and removal using a Phillips screwdriver. The screw has a flat head, which sits flush with the surface of the material it is being fastened into. It is made of A2 stainless steel, which provides excellent corrosion