【Foam Planer Saw】:This foam insulation removal tool is suitable for unclean and uneven walls after polyurethane coating,by placing the head directly on the wall stud.Trims wall corners quickly and easily.The machine also feeds itself into the wall using the swivel head.This minimizes the amount of work required to oper-ate the trimmer. 【DURABLE】:The support point is made of extra-thick aluminum plate,which is strong enough to withstand large pressure and bending force,not easy to be deformed and damaged,corrosion-resistant and sturdy. 【SAFE】Foam Planer Insulation Trimming Equipment comes with guards and chain-breaking system.The power head is an electric chain saw, so the handle is correctly positioned.The swivel head is designed to cut foam to the studs without damaging the studs and can be used on steel or wood studs 【HIGH EFFICIENCY】:The machine is designed with an extra-long cutter head for a larger flat surf-ace area and faster efficiency.The inner bearing allows you to trim edges quickly and cleanly for a flat,crisp cut across the entire head. 【PARAMETERS】:Voltage:110v,Power:1800W,Current:8.6A,Speed:14.5m/s,Spatula length:27.5inch(70cm)