Frame material is aluminum, width only 5mm,small and exquisite, easy to ... technically used for removing dust and has good effect3. Aluminum frame,it is good durablity to use.4. Fast, ... has many uses: PCB, Screen printing, Computer,Electronic devices,Laser optics,Medical,Graphic arts, Pharmaceuticals,and etc will clean ... tack,low tack , non-silcone). manual sticky roller(aluminum sheet frame/handle)