1" Round Punch Unit

1" Round Punch Unit Standard Round Knockout The 1" Round Punch Unit by Greenlee is a standard round knockout punch designed for creating clean, accurate holes in mild steel, aluminum, fiberglass, and plastic. It is a complete metal punch unit consisting of a punch, die, and draw stud, suitable for use with battery-powered, hydraulic, ratchet, or manual drivers. This tool is commonly used by electrical distributors and switchgear suppliers for conduit and pipe applications, providing reliable performance in wire and cable installations and lighting solutions. Specifications Manufacturer: Greenlee Manufacturer Part #: 730BB-1 Hole Size: 1.000 inch (25.4 mm) Capacity: Mild steel up to 14 gauge (2.0 mm) Includes: Punch, Die, and Draw Stud ISO Size: 25 Product Weight: 0.53 lb (0.24 kg) Country of Origin: United States Made in USA: Yes UPC: 783310206705 Features Complete unit with punch, die, and draw stud for efficient operation Compatible with battery-powered, hydraulic, ratchet, or manual drivers Designed for clean, fast, and accurate hole punching through pilot holes Suitable for mild steel, aluminum, fiberglass, and plastic materials Knockouts made in the USA ensuring quality and reliability Downloads & Links Spec Sheet Spec Sheet