Frame material is aluminum, width only 5mm,small and exquisite, ... dust and has good effect3. Aluminum frame,it is good durablity to use.4. Fast, efficent and easy to use5. The ... the adhesive sheetsThe dust removal roller has many uses: PCB, Screen printing, Computer,Electronic devices,Laser optics,Medical,Graphic arts, ... ,low tack , non-silcone). manual sticky roller(aluminum sheet frame/handle)