Standard Round Knockout Punches

Standard Round Knockout Punches – Electrical Distributor Tool Standard Round Knockout Punches by Greenlee are precision metal punch units designed for creating clean, accurate holes in conduit and pipe. These complete units include punch, die, and draw stud and are suitable for use with battery-powered, hydraulic, ratchet, or manual drivers. Ideal for electrical distributors and switchgear suppliers, these punches efficiently handle mild steel, aluminum, fiberglass, and plastic materials, supporting a range of conduit sizes from 0.5" to 6". Made in the USA, they meet professional standards required for lighting solutions and wire and cable installations. Specifications Capacity: Mild steel up through 10 gauge (3.5 mm) Application: Punch mild steel, aluminum, fiberglass, and plastic Hole Sizes: Conduit sizes correspond to outside diameter; e.g., 1/2" conduit punch makes a 7/8" hole Operation: Compatible with battery-powered, hydraulic, ratchet, or manual drivers Includes: Punch, die, and draw stud Size: 2.781 in (70.6 mm) Weight: 4.1 lb Country of Origin: United States Manufacturer: Greenlee Manufacturer Part #: 50253832 Features Complete punch units for fast, clean, and accurate holes Designed for use with multiple driver types including battery-powered and manual Made in the USA ensuring quality and reliability Durable construction suitable for electrical distributor applications Downloads & Links Spec Sheet Spec Sheet