Thread the beads from the straight head, then bend the straight head into a circles with pliers and finally connects it to the other parts of the jewellery Metal ball head pins can be used for earring, necklace, bracelets, anklet, bead chain and so on Perfect for jewelry making, ensuring you have the right fit for every creative project You will receive 200pcs ball head pins, enough quantity meets all your needs Great for making small connectors or making your own bead necklace