Features: brand new and high quality Made of high-quality carbon steel materials, practical and durable. For punch hole and install snap fasteners, press studs, rivet, grommet, etc. Punch buttons set includes a 7 in 1 setter base: 6mm/7mm/8mm/9mm/10mm/12mm/15mm, 2x hollow punch(2.5mm and 3.0mm), 1x round die base, 2x 831 punch, 2x 633 punch, 2x 655 punch, 1x 201 punch. The tools provide the ultimate grip and comfort while crafting and working. Perfect for punching holes in your leather belt for installing snap fasteners, pressing studs, rivets and grommets. Specifications: Material: Carbon Steel Package Includes: 2x 831 Punch 2x 633 Punch 2x 655 Punch 1x 201 Punch 1x 2.5mm Punch 1x 3.5mm Punch 1x Round Die Base 1x 7 in 1 Die Base note: Please allow 1-2cm errors due to manual measurement. Due to the difference betweeen different monitors,the pic may not reflect the actual color of the item.