The 16" carbide blade unit, with pneumatic motor, is recommended for use on 2 to 10+ pound closed cell foam. This tool is primarily used on roofs, commercial cold storage buildings, and other similar projects. The carbide blades and wire brushes are interchangeable.
Requirements: The air motor operates most efficiently when air pressure is maintained at 90-95 psi. An air compressor able to deliver 23.0 CFM is necessary. Incoming air should be DRY, clean and filtered 3/4" line from compressor. Last 20' use 1/2" airline. Lubricate this tool at least once every 8 hours by pouring a small quantity of air motor oil through the air inlet.