General description Durable CSPARKV Punch Pliers are designed for DIY enthusiasts, allowing for precise drilling in various materials. These pliers can handle drill sizes ranging from 2 mm to 4.5 mm, making them versatile for different projects. Technical specifications Drilling sizes: 2 mm, 2.5 mm, 3 mm, 3.5 mm, 4 mm, 4.5 mm