- Grey scuff pads are "fine" and used for light scuffing of plastic and metal parts
to be painted
- Red scuff pads are "medium" and used to scuff metal panels that you intend to prime
- Green scuff pads are coarse and seldom used
- use wet or dry (using wet with Comet will give a little extra scrubbing power)
- 1 pad per pack
- 5 1/2" x 9"
Grey scuff pads are fine grade and make lighter scratches which you can either paint
directly over. For bare plastic you can scuff the plastic part with a grey scuff
pad, clean, and then apply adhesion promoter before painting. Red scuff pads are
medium grade and slightly more coarse. It is recommended to prime over the scuff
marks left by the red scuff pad. Green are heavy duty coarse and seldom used.