The list is a helical cutterhead, manufactured by WGM Tool Works, to replace the stock traditional steel cutterheads of a 18" Powermatic 180 (PM 180) planer. Each head features 6 rows of cutters for a total of ~108. Each cutter, or carbide insert in size of 15mmX15mmX2.5mm with R=6" curved edges, is made of solid carbide and will out-last your steel knives by a good margin. Each insert also has four cutting sides so just rotate the one side that gets dull and you are ready to plane again.
The advantages a helical cutterhead offers include:
For more information, visit our website at: https://www.wgm-toolworks.com. If you are unable to find your cutterhead on Ebay, check out our website and/or email us and we may have it in stock.
The last picture is an example of a planed lumber surface through a helical cutterhead.
The package include: