WHAT YOUR GET6pcs in total, 4pcs x 4mm 1/2/4/6 Leather Hole Punch, 2pcs x V & U Shaped Groover, Can meet different DIY needs at the same time. PREMIUM MATERIAL Made of 100% industrial grade high strength stainless steels, is durable and useful leather craft tool. SUPERB PRODUCTION TECHNOLOGY The overall heat treatment, integrated molding, high hardness. Hand polished durable, keen-edged rhombus tooth is helpful to punch quickly and effortlessly. USAGE 4mm 1/2/4/6 prong: Convenient to punch effortlessly and quickly. It is better to use the tool with soft pad to protect keen-edged chise teeth. Leather grooving: The middle groove is sharper than both sides, and can easily chip off the edge of leather; It is recommended to use 30 to 45 degrees angle, making it easier to work. WARM PROMPT Each product surfaces are coated with a rust preventive oil before shipping; Please wipe clean before use. Color: Silver. Material: white steel + stainless steel Precautions for Use: The industrial grade stainless steel prong is consumable; it is like a blade, scissors are used for a long time will be slow, The customers must pay attention to the following points when using: 1.To prevent the interrupt prong tooth. When you punch it, it must be perpendicular to the epidermis. 2.When using the leather hammer to beat Prong, pay attention to the strength of your hands, first light and back heavy. 3.Please be sure to cooperate with the soft pad, which is excellent protection for the cutting teeth and gasket when the punching for either. 4.You can use oil or oil for white steel prong for protection and maintenance when you don't use White Steel Prong. Each product surfaces are coated with a rust preventive oil before shipping; Please wipe clean before use. Suggested Use 1.The 1 prong is mainly used for bending of the leather right angles, or to use when it is perforated on leather alone to use. 2.The 2 prong is usual