Union Adjustable Sanding Pen with pen-shaped handles are idea for cleaning electronic applications, removing rust, derusting chrome, polishing metal, soft plastic, glassâ?¦and hard to reach area. Will not scratch on the workpiece. The length of glass fiber can be adjusted to extend applying on the workpiece. The refill is conveniently stored in the handle where it will not be exposed in air when not in use. Bristles can be replaced by refills. Provide economical solutions to car lovers, jeweler, engineer, or hobbyist for fine detail cleaning.
