... high variable frequency and low noise, 3,Buffer function in front and back of glueing and trimming function, 4,Preheating function in ... high variable frequency and low noise, 3,Buffer function in front and back of glueing and trimming function, 4,Preheating function in ... : kick board ;set lines of door&window;railings of stairs;top scripts;door frames;mirror frame;painting frame;drawer bottom;composite ...