{"product_id":"greenlee-730bb-2-1-2-round-punch-unit-2-1-2-inches","title":"Greenlee 730bb-2-1\/2 Round Punch Unit 2-1\/2 Inches","description":"\u003ch3\u003eProduct Description\u003c\/h3\u003e\n\u003cp\u003eThe GREENLEE 730bb-2-1\/2 is a standard round punch unit designed to cut clean, accurate holes in mild steel, aluminum, fiberglass, and plastic. The unit ships complete with punch, die, and draw stud, so no additional hardware is required for a standard installation. It is compatible with battery-powered, hydraulic, ratchet, and manual drivers, making it a flexible option across jobsite conditions. Electricians and contractors use this punch unit when knockouts must be made quickly and precisely without distorting the surrounding material.\u003c\/p\u003e\n\u003cp\u003eThis punch unit is suited for panel work, enclosure fabrication, and conduit entry applications in both residential and commercial settings. When properly assembled through a pilot hole, it delivers a burr-minimized knockout that meets the dimensional requirements for standard fittings. The 2-1\/2 inch size covers common conduit and fitting entry points encountered in electrical and industrial installations.\u003c\/p\u003e\n\u003ch4\u003eKey Features\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003eComplete unit includes punch, die, and draw stud — ready to use out of the box\u003c\/li\u003e\n  \u003cli\u003eCuts mild steel, aluminum, fiberglass, and plastic\u003c\/li\u003e\n  \u003cli\u003eCompatible with battery-powered, hydraulic, ratchet, and manual drivers\u003c\/li\u003e\n  \u003cli\u003e2-1\/2 inch round knockout for standard conduit and fitting entry points\u003c\/li\u003e\n  \u003cli\u003eProduces clean, accurate holes through pilot-hole assembly method\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eCompatibility\u003c\/h4\u003e\n\u003cp\u003eDesigned for use with battery-powered, hydraulic, ratchet, and manual punch drivers that accept standard draw stud tooling.\u003c\/p\u003e\n\u003ch4\u003eInstallation Notes\u003c\/h4\u003e\n\u003cp\u003eInstallation is typically performed by licensed electricians or qualified contractors. Before punching, de-energize and lock out any enclosure or panel that may carry live voltage. Drill a pilot hole sized to the draw stud diameter before assembling the punch and die. Follow NEC guidelines for conduit entry spacing and enclosure integrity after the knockout is complete.\u003c\/p\u003e\n\u003ch4\u003eTechnical Specifications\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eType\u003c\/strong\u003e: Standard round punch unit\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSize\u003c\/strong\u003e: 2-1\/2 inches\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eApplication\u003c\/strong\u003e: Punch mild steel, aluminum, fiberglass, and plastic\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eStandard Information\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBrand\u003c\/strong\u003e: GREENLEE\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eManufacturer Part Number\u003c\/strong\u003e: 730bb-2-1\/2\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"GREENLEE","offers":[{"title":"Default Title","offer_id":51525138645298,"sku":"730BB-2-1\/2","price":358.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0270\/4519\/9983\/files\/9ad8c45ee83fa543d8e0c518118e61fc.jpg?v=1785465272","url":"https:\/\/voomisupply.com\/products\/greenlee-730bb-2-1-2-round-punch-unit-2-1-2-inches","provider":"Voomi Supply","version":"1.0","type":"link"}