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 1second, 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.