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Greenlee 19 Piece, .885 to 2.416" Punch Hole Diam, Hydraulic Knockout Set Round Punch, 10 Gage Steel 7908SBSP - 38023859 - Penn Tool Co., Inc
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15ton Hydraulic Knockout Punch Kit Hand Pump 11 Dies Tool Hydraulic Opener Maximum 4.5 inch Capacity
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VEVOR Hydraulic Knockout Punch Set, 98KN(10 T) Knockout Hole Punch Driver Kit, 6 Dies Ranging from 1/2 to 2 inch, for Punching Hole on the Switchboard, Steel Plate, Electrical Cabinet - Walmart.com
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