Atoplee 1 Set/6pcs 4'' Diameter High Gross Car Polishing Buffer Clean Waxing Pads Set+8mm Shank Drill Adaptor/Mandrel High performance wool & foam waffle pad system. Heavy cutting and buffing pad,good for removing the scratch and spot. Top quality drill adaptor for connecting the electric drill. All polishing discs should be cleaned before using,smooth,ensure that no residual in the particles. After using, they should immediately be cleaned, dried in the shade.