The new SeamerPro from Freund combines single lock, double lock and seam cutting into one great tool.

Simply attach your standard cordless screwgun/drill to the SeamerPro and quickly form single and double lock seams at a rate of 26-39 feet per minute*.

(Drill/Screwgun pictured is not included: You must provide your own)


  • One unit does three functions: Forms first stage (single lock) and second stage (double lock) seams, as well as cuts panel seams
  • Creates double lock seams in one step
  • Fast speeds from 27-40 feet per minute (*maximum drill speed and battery condition can effect speed)
  • Cordless. Use any cordless screw gun or drill with a 3/8″ chuck (DRILL/SCREW GUN NOT INCLUDED)
  • Light and compact: The SeamerPro weighs 12.54lbs (5.7kg) without cordless screw gun attached
  • Easily latches onto the panel seam with no seam prep
  • Fast operation changes. Change from Single lock to double lock to cutting tool quickly
  • Durable and maintenance free. Extremely robust mechanical parts with worm drive. No plastic parts
  • Time-Saving. No need to pre-seam the roof panel for single or double lock
  • Height adjustable. Easily changed to fit both 1″ and 1-1/2″ panel profiles (25mm & 32mm)
  • Self Adjusting. Internal disc spring always proved the correct contact pressure for any material thickness
  • Comes packed in a durable plastic carrying case with custom foam insert and includes cutting wheels and mounting key

Metals Capacity:

  • Copper, Zinc or Aluminum: 0.32″, 20ga (0.8mm)
  • Galvanized or Painted Steel: 0.275″, 22ga  (0.7mm)
  • Stainless Steel: .0197″, 26ga (0.5mm)


How to Attach Your Screw Gun to the SeamerPro


The SeamerPro Forming A Double Lock Seam in One Pass

Cutting a Roof Panel Seam with SeamerPro Using the Cutting Wheels (Included)



Freund Sheet Metal Tools are the finest sheet metal fabrication tools in the world. Designed with the professional tradesman in mind, Freund sheet metal tools are used by professionals all over the world to fabricate copper, zinc, aluminum and steel metal roofs, gutter systems and custom artisan work.

For more than 160 years, Freund has been pursuing a family tradition, namely the design and the manufacturing of state-of-the-art, handcrafted tools. These specialty tools, MADE IN GERMANY, are designed for the roofing, sheet metal, plumbing and carpentry industries. Freund specializes in high quality, traditional and innovative hand tools for craftsmen working on roofing and sheet metal roofing.

How to select the right Freund tool for your application

Freund Tool Catalog from RapidMaterials

Additional information

Weight 240 oz
Dimensions 17.75 × 16.75 × 7 in