features: [Multi function] Applicable to various surfaces. This is a great tool. Punching pliers are usually used to punch holes in leather, belt, plastic, rubber, canvas, fabric, cardboard, saddle and similar materials; Especially suitable for leather punches. It comes in 6 different sizes and is ideal for home or business use. Hole size: 2mm, 2.5mm, 3mm, 3.5mm, 4mm and 4.5mm. The six tapers are very sharp and can meet the maximum demand. [High quality and safety] The durable punching pliers are made of high hardness, high toughness and durable galvanized steel. The metal surface is painted to avoid oxidation. The brass pad is designed with thickness to ensure safety. In our kit, we add grinding rods to it for easy cleaning. [Ergonomic design] The professional punching pliers use a parallel lever mechanism, which greatly saves your physical strength. It is powerful and can make perfect holes without too much force. Strong permeability makes work easier. Punching pliers have antiskid