Q Max Sheet Metal Square Hole Punch Metric - 25.4mm Q Max Sheet Metal Hole Punch Metric - 64mm Q Max Sheet Metal Hole Punch Metric - 48mm Q Max Sheet Metal Hole Punch Imperial - 7/16" Q Max Sheet Metal Hole Punch Metric - 27.5mm Q Max Sheet Metal Hole Punch Metric - 40mm Q Max Sheet Metal Hole Punch Metric - 54mm Q Max Sheet Metal Hole Punch Imperial - 11/16" Q Max Sheet Metal Hole Punch Imperial - 9/16" Q Max Sheet Metal Hole Punch Metric - 11mm Q Max Sheet Metal Hole Punch Metric - 15mm Q Max Sheet Metal Hole Punch Metric - 55mm Q Max Sheet Metal Square Hole Punch Metric - 19mm Q Max Sheet Metal Hole Punch Metric - 45mm Q Max Sheet Metal Hole Punch Metric - 52mm