They are quality solid brass button studs. [ Brass - Nickel / Screw back ]  

This is suitable for use in button of leather accessories. For example, Coin case, Leather strap, Leather bracelet and more.  

This hook is made by skilled Japanese craftsmen.

Size / See the 3rd picture of dimensions in each part. Material / Solid brass

Color / Brass, Nickel

Weight / 1.5 g ( 1 set )