30Ton Punching Tool [Versatile Hole Punching]: The CH-70 Hydraulic Hole Punching Tool is your all-in-one solution for precise hole punching in a variety of materials, including iron plate, copper bar, aluminum, and stainless steel. With a punching force of 35 tons, it easily handles tough materials, making it a versatile tool for various industries. [Smooth Hole Puncher]: This tool is designed for smooth, clean hole punching. It ensures that each hole is neatly punched without deformities or burrs . This precision is especially valuable for tasks where the quality of the punched hole is critical, such as in construction and fabrication. [Effortless Operation]: Featuring a hydraulic mechanism, the CH-70 offers effortless operation. Users can punch holes with minimal physical effort, reducing operator fatigue during extended use. This feature not only enhances productivity but also improves safety on the job. [Durable and Reliable]: Crafted for durability, this hole puncher is built to withstand demanding work environments. Its Sturdy construction and high-quality materials ensure long-lasting performance, providing reliable hole punching for years to come. Buyers can trust in its longevity and performance. [Wide Range of Applications]: Whether you're working with iron plate, copper bar, aluminum, or stainless steel, this tool is up to the task. It's suitable for a broad spectrum of applications, including electrical work, metalworking, and fabrication. Its adaptability makes it a valuable addition to any toolbox or workshop. Punching Force: 350KN / 35T Max. Thickness of Iron Plate: 1/10" to 2/5" (3-10 mm) Max. Thickness of Copper Bar: 1/10" to 1/2" (3-12.7 mm) Max. Thickness of Aluminum : 1/10" to 1/2" (3-12.7 mm) Max. Thickness of Stainless Steel: 1/10" to 3/10" (3-8 mm) Great Punching Capacity Alloy Steel Construction Smooth Hole Punching Portable Dedign 4 PAIRS OF DIES AVAILABLE 3/8''(Φ10.5mm) 1/2''(Φ13.8mm) 5/8''(Φ17.5mm) 3/4' '(Φ20.5mm)