Greenlee® Knockout Punch Unit, Round Standard, 4 in Cutting Dia, 3-1/2 in, Applicable Materials: 10 ga Mild Steel, Aluminum, Fiberglass and Plastic

• https://externalassets.unilogcorp.com/ASSETS/DOCUMENTS/ITEMS/EN/Greenlee_741BB_Specification_Sheet.pdf https://www.iesbuy.com//ASSETS/DOCUMENTS/ITEMS/EN/https://externalassets.unilogcorp.com/ASSETS/DOCUMENTS/ITEMS/EN/Greenlee_741BB_Specification_Sheet.pdf

• Properly assembled through pilot holes, they will make clean, fast and accurate holes
• Alignment markings improve punching accuracy and productivity when making holes
• Punches and dies are marked with catalog numbers and sizes for quick part identification
• Replacement parts 2982av upc 04653 punch, 2981av upc 04654 die, 3026av upc 04679 draw stud and 3036avbb upc 04685 ball bearing nut