Greenlee® Knockout Punch Unit, Rectangle, 2-1/4 x 3-1/2 in Cutting Dia, Hand/Hydraulic Operating, Applicable Materials: 10 ga Mild Steel

• https://externalassets.unilogcorp.com/ASSETS/DOCUMENTS/ITEMS/EN/Greenlee_LS50LB_Catalog.pdf https://www.iesbuy.com//ASSETS/DOCUMENTS/ITEMS/EN/https://externalassets.unilogcorp.com/ASSETS/DOCUMENTS/ITEMS/EN/Greenlee_LS50LB_Catalog.pdf
• https://externalassets.unilogcorp.com/ASSETS/DOCUMENTS/ITEMS/EN/IDW_DOCUMENT_1520592182067.pdf https://www.iesbuy.com//ASSETS/DOCUMENTS/ITEMS/EN/https://externalassets.unilogcorp.com/ASSETS/DOCUMENTS/ITEMS/EN/IDW_DOCUMENT_1520592182067.pdf
• https://externalassets.unilogcorp.com/ASSETS/DOCUMENTS/ITEMS/EN/IDW_DOCUMENT_1520565405041.pdf https://www.iesbuy.com//ASSETS/DOCUMENTS/ITEMS/EN/https://externalassets.unilogcorp.com/ASSETS/DOCUMENTS/ITEMS/EN/IDW_DOCUMENT_1520565405041.pdf

• 1.188 in minimum pilot hole