Metric set screws, Allen, Cup point, 2.5mm x 0.45mm x 5mm

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.

A high strength heat treated alloy steel. A chemically produced coating that leaves the steel surface with a matte black finish and offers mild corrosion resistance.