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Greenlee Speed Punch Knockout Kit 1/2" to 2" Mild Steel with Driver Compatibility
Model: GRN-7908SBSP
Greenlee
Greenlee 745SP-1-12P 1-1/2" Speed Punch® Replacement Punch, Tool Steel
The Greenlee 745SP-1-12P is a 1-1/2" round replacement punch for the Speed Punch® system, part of the Slug Splitter® SC line, engineered from Tool Steel for long service life in demanding knockout applications. This punch is designed for punching conduit-size holes in stainless steel, mild steel, aluminum, fiberglass, and plastic enclosures. The Speed Punch® system's no-thread design and quick-change punch/die setup make this replacement punch ideal for electricians and panel builders who need fast, repeatable, clean knockouts without cross-threading delays.
Key Features
- Trade Size: 1-1/2 In round punch sized for standard conduit knockout diameters.
- Durable Construction: Machined from Tool Steel for extended wear resistance and repeated punching cycles.
- No-Thread Punch Design: Eliminates cross-threading issues common with traditional knockout punches, speeding up setup.
- Speed Punch® System Compatibility: Delivers up to 3X faster setup and disassembly versus conventional threaded punch and die sets.
- Round Shape: Produces clean, precise round conduit-size holes for consistent installations.
- Multi-Material Punching: Rated for stainless steel, mild steel, aluminum, fiberglass, and plastic enclosure surfaces.
- Slug Splitter® SC Sub-Brand: Part of Greenlee's Slug Splitter® SC replacement punch family for the Speed Punch® system.
Technical Specifications
- Country of Origin: United States
- Type: SPEED PUNCH® replacement punch
- Material: Tool Steel
- Sub Brand: Slug Splitter® SC
- Size: 1-1/2 In
- Shape: Round
Typical Applications
- Electrical Enclosure and Panel Fabrication
- Conduit Knockout Punching in Stainless and Mild Steel Panels
- Aluminum and Fiberglass Enclosure Modification
- Plastic Enclosure Conduit Entry Preparation
- Replacement Punch for Existing Speed Punch® Tooling Sets
Why Greenlee?
Greenlee's Speed Punch® system, including the Slug Splitter® SC replacement punch line, is built with a no-thread punch design and Tool Steel construction to deliver faster, cross-thread-free knockout punching for professional electricians. Manufactured in the United States, this 1-1/2" round replacement punch keeps existing Speed Punch® tooling running efficiently across stainless steel, mild steel, aluminum, fiberglass, and plastic applications.
Manufacturer Resources
Product Specs
- list_batch:
- GREE-20260923
- Product Type:
- Replacement Punch
- Configuration:
- Round
- Series:
- Slug Splitter SC
- Country of Origin:
- United States
- Department:
- Electrical
- Product Subgroup:
- Knockout Punches
- Product Material:
- Tool Steel
- Product Size:
- 1-1/2"