NAILHEADS/SPOTS/STUDS -20ss Pearl / Round - Nickel - 100 pcs Made in the USA! Highest Quality: Made of Brass (Not Steel).Safe for Clothing, will not rust. (Beware of cheaper steel spots which can rust and ruin your clothing). 100 Nailheads. Size: 20ss. 4 Prongs. Prongs are 3MM long. Easily set by hand on fabrics using a spoon or other handtool. Color: Nickel