Brass Ball Head Pins, Lead Free and Nickel Free, Silver Color PlatedSize: about 0. 6mm thick, 40mm long; about 180pcs/20gA jewelry-maker''s staple, Ball Head Pins allow you to make earrings, pendants, links and drop embellishments faster than lightning. Please Note: Because of the soft attribute, in transport process, that some Ball Head Pins made to bend is in the normal situation, and does not affect the use of customers.