The set of items includes one professional fastener snap pliers and 300pcs 20 colors T5 12mm plastic buttons. The deduction clamp is only suitable for T3 /T5 /T8 resin or plastic snap buttons, so the pliers is for assembling plastic resin snaps. With them, you can DIY your sewing and crafting projects. Features - Brand: KAM. - ColorAssorted Color - Material: durable hard plastic and metal. - Each button diameter: about 12mm (T5). - and Professional Fastener Snap Pliers & T5 Snap Plastic Buttons Kit. - Includes one fastener snap pliers, and 300pcs T5 snap plastic buttons (20 colors in total, and each color has 15pcs identical buttons). - The pliers is for assembling plastic /resin snap fasteners, and for DIY your sewing and crafting projects. - Perfectly works with size 16 (T3), size 20 (T5) & size (T8) snap fasteners. - Easy to use and quite straight forward to operate! - Great kit for both professional tailor and starter. Package list: 2 * Professional Fastener Snap Pliers 600 * T5 Plastic Buttons in 20 Colors 6 * Plastic 2 * Metal Rod 2 * Small Screwdriver