Ergonomic Design: The professional punch pliers feature a double lever mechanism that significantly reduces hand strain. Ideal for extended and repetitive use, the padded, non-slip, ergonomic handles help prevent sore hands and blisters. Enhanced leverage makes work easier and more efficient.Multi-Function: The cutting pliers include six different hole sizes: 3mm, 3.5mm, 4mm, 6x4mm (elongated), 7x3mm (elongated), and 6.4mm (oval). These are ideal for punching round and shaped holes in leather, belts, plastic, rubber, canvas, cloth, cardboard, saddles, and similar materials. Especially useful for leather crafting.Complete Set: The punch tool set includes a leather punch, two spare dies, a screwdriver, and a transparent ruler. The ruler allows for precise measurements, and the included screwdriver enables quick die changes and adjustments.High Quality and Safety: Constructed from plated steel with high hardness and durability. The metal surface features a spray lacquer finish to resist oxidation. The brass cushion is designed with added thickness for improved safety. A cleaning rod is included for easy maintenance.Excellent Hole Punch Performance: The body and punch heads are made from special oil-hardened tool steel with a nickel coating. Reinforced design provides increased clamping force, wider opening, and secure locking capability.