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Greenlee Multiple Sizes Manual Knockout Punch Set in the Knockout Punch Sets department at Lowes.com
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Gardner Bender 0.5-in Black Metal Electrical Box Knockout Plug in the Electrical Box Knockout Plugs department at Lowes.com
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Gardner Bender 1/2 to 2-in Knock Out Set with Ratchet Wrench in the Knockout Punch Sets department at Lowes.com
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Greenlee Multiple Sizes Manual Knockout Punch Set in the Knockout Punch Sets department at Lowes.com
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Gardner Bender Slug-Out Knockout Set for 2-1/2 inch (6.35 cm) Conduit, Includes Punch, Die, and Drive Screw in the Knockout Punch Sets department at Lowes.com
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