... professional manufacturer making garment, fabric cover button, snap button, metal button, cloth button cover machine, mould etc. All Snap button made by H65 high quality brass ... ve customers from all over the world. Size for metal button from 9mm -28mm available, more than 10.00.000sets ... sent out in 5-7days when order finalized. Jeans button/Brass button: 1)material:brass,zinc alloy,copper,nickel,tin 2 ...