... the shade machine sun visor dedicated machine is used in car interior parts Car carpet,top-most whorl,Door Trim Panel,sun visor,Seat, and ... synthetic leather products at the same time; Welding car full-leather chairs,sun visor,Door Sheet, handrail at the same timeWelding ... ,leather belt,CD bag,etc.advantageThis machine equipped with ultra-sensitive devices to prevent sparks,when high frequceny welding ...