The tip is made out of plastic and attaches to the pad tip. This is an OEM part sourced directly from the manufacturer and used in Black & Decker sanders. If it becomes broken it will need to be replaced and a screwdriver will be needed for replacement. This tip is sold individually and includes a metal Phillips-head screw.
This is a genuine OEM approved replacement screw made for sanders/polishers. The purpose of this screw is to attach the base or the tip of the sander to the unit. It is made out of metal and it is sold individually. You would need a torx screwdriver to install or remove this screw.
The finger platen attaches to the pad tip and the carrier. This is an OEM part sourced directly from the manufacturer and used in sanders made by DeWALT and Black & Decker. The platen is sold individually and is made of plastic. It might require a screwdriver to replace this part if it becomes broken.