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Greenlee K3P Standard Round Knockout Punch, Mild Steel
The Greenlee K3P Standard Round Knockout Punch is a conduit-size round punch built for creating clean, precise conductor openings in electrical enclosures, panels, and boxes. This punch is optimized for mild steel and offers limited stainless steel capability, punching 10 ga mild steel or 12 ga stainless steel with ease. It replaces the Greenlee 125AV and is engineered for use with Greenlee battery-hydraulic knockout drivers, manual-hydraulic knockout drivers, or a ratchet wrench, making it a versatile addition to any electrician's or fabricator's toolkit. Made in USA, the K3P delivers the durability and repeatable accuracy professionals expect from Greenlee punch tooling.
Key Features
- Round Punch Design: Standard round punch shape for conduit-size knockouts in electrical enclosures and panels.
- Material Capacity: Optimized for mild steel with the ability to punch 10 ga mild steel or 12 ga stainless steel, plus limited stainless steel capability.
- Multi-Material Compatibility: Suitable for use in mild steel, stainless steel, brass, copper, aluminum, fiberglass, and plastics.
- Direct Replacement: Replaces the Greenlee 125AV punch for straightforward tooling upgrades or replacements.
- Laser Markings: Laser-etched markings allow for quick and accurate part identification on the job or in the shop.
- Knurled Edge Grip: A knurled edge improves handling and grip during setup and operation.
- Driver Compatibility: Works with Greenlee battery-hydraulic knockout drivers, manual-hydraulic knockout drivers, or a ratchet wrench, and pairs with Greenlee dies and draw studs.
- Made in USA: Manufactured in the United States to Greenlee's quality standards for professional-grade tooling.
Technical Specifications
- Capacity: Optimized for mild steel. Limited stainless steel capability.
- Thickness: Punch 10 ga mild steel or 12 ga stainless steel.
- Type: Standard Round Punch.
- Material: For use in mild steel, stainless steel, brass, copper, aluminum, fiberglass and plastics.
- Shape: Round.
Typical Applications
- Electrical Panel and Enclosure Fabrication
- Conduit Knockout Creation in Mild Steel and Stainless Steel
- Custom Cutouts in Brass, Copper, Aluminum, Fiberglass, and Plastic Panels
- Field Installation with Battery-Hydraulic or Manual-Hydraulic Knockout Drivers
- Replacement Tooling for Greenlee 125AV Punch Setups
Why Greenlee?
Greenlee builds knockout punch tooling engineered for reliable, repeatable performance across mild steel, stainless steel, and a range of other materials. The K3P's laser markings and knurled edge grip make it easy to identify and confidently handle on the job, while its Made in USA construction and compatibility with the full line of Greenlee knockout drivers, dies, and draw studs reinforce its place as dependable, code-compliant tooling for professional electrical installation and fabrication work.
Manufacturer Resources
Spec Sheet
Product Specs
- list_batch:
- GREE-20260923
- Product Type:
- Knockout Punch
- Configuration:
- Standard Round Punch
- Country of Origin:
- United States
- Department:
- Electrical
- Product Subgroup:
- Knockout Punches
- Product Material:
- Steel
- Product Size:
- 1"
- Product Size:
- 3/4"
- Product Details:
- Standard Round Punch