The invention is a portable motorized reciprocating saw with a dual edge blade specifically designed for trimming away sprayed urethane foam used for insulating purposes.
Powered By Electric Motor Or Gasoline Engine
Blade Front for Scraping Purposes
Provides A Smooth Even Surface
Eliminates Use Of Manual Sawing Systems
Ideal For Insulation & Drywall Contractors
Design Patent #D741,126
Story Behind the Invention
Inventor Roger M. Sis of Bellingham, MN has designed a portable motorized reciprocating saw with a dual edge blade specifically designed for trimming sprayed urethane foam used for insulating purposes.
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