Disc-type sander 1.blade diameter 150mm,power 600w,speed 4500 r/min 2.for stone,floor corner grinding and ... sanding,edge sander Disc-type sanders S1A-KD05- ... 1501.blade diameter 150mm, power 600w , speed 4500 r/min.2.for stone ... 50HZDiameter 150mm 150mm Power 600w 600w Speed 4500 r/min 4500 r/min