- The larger the number, the thinner the smoother; the smaller the number, the thicker and sharper.The grinding head needs to be used with the connecting handle, and the connecting handle is sold separately. Can't use it if you don't buy it
-Scope of application: which are widely applied in nut-carving, wood, metal, plastic, jade, circuit board and other DIY finishing and working,hanging grinding accessories polishing.
-Product Features: Easy installation-drum mandrels with self-expanding rubber cushion, making the sanding bands close to the manderl firmly and acheiving better finishing; in case the sanding band fall apart from the mandrel while using, please make sure the drum have been screwed tightly and wear closely to the sleeve.
-Note: please wear professional safety glasses to protect your eyes, because maybe there are flying grits when the sanding drum turning at high speed; the sanding drum will be attritted faster on metal surface, please replace sleeves timely in order to achieve the better sanding effect.