Hydraulic Punch Driver Set Number of Pieces 8 Capacity 10 ga. Steel Conduit and Pipe Size 1/2 in to 2 In. Workpiece Material Mild Steel For Use With Hand Foot and Hydraulic Pumps Includes Hydraulic Hand Pump Driver 1/2 3/4 1 1-1/4 1-1/2 2 in Slug Buster Punches and Dies Draw Studs and Plastic Carrying Case