Simple Operate: connect the power supply, air source, and turn on the power switch to use. High-speed motor and alloy cutter head, no burrs in corner trimming, long service life and beautiful arc angle. High Efficiency: The trimming thickness can be adjusted from 0.3-3mm, the micro switch of the cutter head is precisely controlled, and the R-shaped arc can be repaired in 1 second, which is safe and efficient. Equipped with alloy cutter heads to avoid damage to the cutter head due to irregular operate and delay work efficiency Applicable to a variety of boards: integrated boards, acrylic boards, particle boards, joinery boards, melamine boards, density boards, etc. Service: We are very sorry for the shopping experience you have experienced. If you have any problems with the goods you received, please contact us and we will serve you 24 hours a day.