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The Greenlee 36688 GRL manual standard round knockout punch set is designed for various applications such as punching holes in mild steel, aluminum, fiberglass, and plastic. This tool is suitable for electricians and contractors who need reliable and durable equipment for creating precise holes. The punch set comes with a one inch hex ratchet wrench that accommodates both three eighths inch and three quarter inch draw studs.
This knockout punch set enables efficient hole punching in a variety of materials, making it essential for facility maintenance and construction tasks.
We pulled together the parts most installs need for this unit, plus a few add-ons worth a look. Check what you need — nothing here blocks checkout.
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