System of measurement: metric, inch

Standard: ANSI, DIN, GB, ISO, JIS, BS, etc.

Thread: coarse thread, fine thread

Threading: fully threaded, partially threaded

Material: aluminum, brass, plastic, steel, stainless steel, etc.

Finish: anodizing, black oxide, cadmium, chrome plating, dacromet, hot-dip galvanizated, nickel plated, oiled, painting, passivated, plain, silver plated, tin plated, zinc plated, etc.