BQLZR Hand Pressing Machine Snap On Tool Snap Fastener Button Die Mold For 831 Button The die mold is made of all metal,durable and there is no maintenance needed. You will drastically cut the time it takes you to hand stud and also get precise and secure placement. You can stud fabric, leather, vinyl, paper, etc, with ease. This model of mold is designed for pressing 1CM metal snap buttons. Dimension:27 x 22mm/1.06 x 0.87"(L x Dia)