15 ton Hydraulic Metal Hole Puncher Hole-driver Kit Tool Set Accommodating More Material: Stainless Steel, Aluminum, Steel, Plastic etc. 10 Dies & Punches Interchangeable to Meet Different Needs Plastic Grip at the End of the Long Steel Handle, Rotatable ON / OFF Switch for More Safety Easy Seating with the Brackets on the Bottom of the Hydraulic Pump Perfect for Electrical, Construction, Maintenance, Service Applications etc.