- Ideal for reducing the diameter of round duct, sheet metal pipe, and downspouts so they can be inserted into another pipe of similar size
- Five blades make perfect uniform crimps on sheet metal up to 20 gauge
- Recommended for light or heavy piping -- furnace, smoke, square, conductor; wall stacks, air ducts, water heater vent pipes, and downspouts
- Crimps up to 1 5/8” back from end for good overlap connection
- Ergonomic angled offset design
- Heat treated blades for longer wear
- Hardened pivot bolt
- Vinyl grips
- Made in USA
- NOTE: For natural indraw on metal, always start with the three blades on top
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