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Model: GREE-730TBB
Greenlee
Greenlee 1791AV Round Replacement Punch Unit
The Greenlee 1791AV Round Replacement Punch Unit is a round-shaped replacement punch designed for standard round knockout punch sets used by electricians and installers. Built to work with battery-powered, hydraulic, ratchet, or manual drivers, this punch has the capacity to cut through mild steel up to 10 gauge, as well as aluminum, fiberglass, and plastic enclosure material. As a genuine Greenlee replacement component, the 1791AV restores full cutting performance to existing round knockout punch tooling without the cost of a complete new set.
Key Features
- Replacement Punch: Engineered as a direct replacement for standard round knockout punches, allowing users to renew worn or damaged punch tooling.
- Round Shape: Produces clean, round knockout openings suited to standard conduit and fitting entry points.
- Driver Compatibility: Works with battery-powered, hydraulic, ratchet, or manual driver systems, giving installers flexibility across different tool setups.
- Material Capacity: Rated for use on mild steel up to 10 gauge, along with aluminum, fiberglass, and plastic panels and enclosures.
- Versatile Application: Suited for electrical panel fabrication, enclosure modification, and conduit entry preparation across multiple material types.
Technical Specifications
- Type: Replacement Punch for standard round knockout punches
- Shape: Round
- Country of Origin: United States
Typical Applications
- Electrical Panel and Enclosure Fabrication
- Conduit Knockout Preparation
- Sheet Metal and Mild Steel Cutting Up To 10 Gauge
- Aluminum, Fiberglass, and Plastic Enclosure Modification
- Maintenance and Replacement of Existing Round Punch Sets
Why Greenlee?
Greenlee is a trusted name in professional electrical tooling, and the 1791AV Round Replacement Punch Unit reflects that standard with a purpose-built, made-in-USA design rated for real jobsite material demands, from mild steel to plastic. Choosing a genuine Greenlee replacement punch helps ensure a proper fit with existing driver systems and consistent, clean round knockouts. For electricians and panel builders who rely on dependable tooling day after day, the 1791AV offers a straightforward way to keep punch equipment performing at full capacity.
Manufacturer Resources
Product Specs
- Product Type:
- Replacement Punch
- Configuration:
- Round
- Country of Origin:
- United States
- Department:
- Electrical
- Product Subgroup:
- Knockout Punches
- list_batch:
- GREE-20260923
- Product Size:
- 1-7/8"
- Product Size:
- 2-5/8"
- Product Size:
- 3/4"