This Punch Set can punch clean and accurate holes in electrical panels. The 3/4-Inch 3-piece set can punch up to 10-gauge mild steel. It can also cut through aluminum, fiberglass, and plastic. 53727SEN 3/4" KNOCKOUT PUNCH SET
Punch Set optimized design reduces wrench effortSlugs are split inside for easy removalPunches holes cleanly and accurately
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Primary Spec Sheet
https://static.graybarcanada.com/Products/Tools & Supplies/Tools, Hand/KLN53727SEN/Files/KLN53727SEN_Files.pdf
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Primary Spec Sheet
https://static.graybarcanada.com/Products/Tools%20%26%20Supplies/Tools%2C%20Hand/KLN53727SEN/Files/KLN53727SEN_Files.pdf