Also known as A-2 stainless, 18-8 is the most common grade of stainless steel for general use.
Also known as A-4 stainless, 316 is a highly corrosion resistant grade of stainless steel. Ideal in salt water and chlorine environments.
Bits for standard Phillips screws.
Screws with an Allen wrench drive.
Screws with machine threads for use with a nut or in a tapped hole.