VEVOR 10 Ton Hydraulic Knockout Punch Driver Kit 1/2"-2" Conduit Hole 6 Dies

Product Description: This hydraulic knockout hole punch driver kit features a compact and durable structure with high hardness and great quality, easy to operate to get a perfect, uniform hole. It comes with six drill bits for punching holes of different sizes. It is suitable for construction site and maintenance work. Labor-Saving & Hydraulic 10T Durable Dies & Punches Set Convenient Operation Portable Carrying Case Specifications Punching Die Material: Steel Stroke: 1"/25 mm Max pressure: 10 Ton Max thickness for steel: 3.2 mm/0.13 inch/11 ga Max thickness for stainless steel: 2 mm/0.08 inch/13 ga Punch Dies: 22, 27.5, 34, 43, 49, 60 mm (0.866", 1.08", 1.34", 1.7",1.93", 2.36") Draw studs: 3.1"L x 0.31"Diam & 3.2"L x 0.3"Diam/ 7.9 cm L x 0.79 cm Diam & 8.1 cm L x 0.76 cm Diam(Compatible with GREENLEE and other domestic punch tooling) Punches materials: Steel, stainless steel, brass, copper, aluminum (soft alloys only, not for use with 7075 or other superalloys), f