With 220 grit force, RASER+ can easily remove thick gate-marks to produce a clean surface without any scratches. Evolutionary super-nano technology provides a strong 220 grit force incomparable to any other similar products.
When sanding with a typical glass file, it can scratch the surface with its edge if the sanding angle is off-balanced.
However, RASER series are engineered with handcrafted soft edges to overcome such issues and it goes through a strict QA process to ensure easy and safe use by any users from novice to expert.