Huth 1691 Portable Exhaust Pipe Expander


  • Hands-free operation with Foot Pedal activation
  • Allows you to create custom brackets with Huth’s 985 Rod Bracket Bender (optional)
  • Standard Expanding Capacity from 1-1/2″ to 3-1/2″
  • Expanding Capacity from 1″ to 5-1/2″ with additional tooling.
  • Powerful 2 HP Motor. Available in 110v, 30 Amp or 220v, 20 Amp.
  • 25,000 pounds of expanding power
  • Features Huth’s Accu-Sizer system
  • Built-in tool tray for easy access to tooling
  • Compact 24″ x 23″ x 39″ design
  • Rugged cart for maximum portability
  • Includes 572 and 573 Solid Piece Arbors and 472, 474, 475, 476, 477 Segment Sets

Product Description

Just wheel the 1691 to the job and put Huth’s expanding power to work. Quickly and easily size muffler end tubes and pipes anywhere in your shop. The 1691 comes with the tooling for expanding capacity from 1½” to 3½”. Additional tooling gives you expanding capacity from 1” to 5½”.

*Updated Description – Includes part numbers 572 and 573 Solid Piece Arbor, 472 Segment Set, 474 Segment Set, 475 Segment Set, 476 segment Set, 477 Segment Set

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