タイトルまたは説明

Low-speed handpiece,which have one year warranty, can sell by set or Air motor,Contra Angle, Straight handpiece separately.Classic type and new type for different needs, which is compatible .
Push   chuck is more convenient,can save a lot of time to laod and upload the burs ,but requires for more precise of the dimension of burs.The standard dimension of bur is 1.***1.*0mm.The push is a bit expensive than screw one,,as the cartridge is different.