Galvanized Rectangular Metal Hole Punch 1.thick:0.2-12mm 2. ... %-70% 3.width:0.5m-3m 4.shape:Round, Square Galvanized Rectangular Metal Hole Punch Punch Metal /Punched Metal/perforated metalMaterialCarbon ... steel, Aluminum, Brass, Copper.FinishPowder coated,galvanized,polished,or no finishHole shapeRound, Square, Slot, Triangle, Long round ...