Easy to operate plastic applicator scraper

Precautions for applying the scraper: (1) When the absorption of the base layer is relatively strong, we need to seal it with a primer when scraping the wall putty. This is to prevent the glue of the putty from being absorbed too much by the base layer, thus affecting the adhesion of the putty. . (2) We need to master the inclination angle of the tool for scraping the wall putty, and require uniform force to ensure the fullness of the putty. (3) In order to avoid excessive shrinkage of the...