No tools required for these butterfly clutch with spring fastener, allows you to install and remove it easily, handy and convenient for use. Durable and sturdy the clutch backs and blank pins are made of brass and iron, sturdy and light, lock pins firmly and keep them secure Use to create a unique piece, designed by you!

Embed them in the back of your polymer clay jewelry and bake them in for secure fastening!

This package contains ten tie tack pins. Imported.