High Strength Construction: Made from sturdy with 30MPa compressive strength, offering 2x longer lifespans than standard putty knives while deformation during prolonged use Multi Purpose Application: Works effectively with art paints, latex coatings, and various putty materials, serving enthusiasts and professional contractors in wall finishing tasks Ergonomic Handle Design: Comfortable grip handle reduces hand fatigue during continuous 2 hour operations, ideal for both small repairs and large painting projects requiring accuracy work Curved Sanding: Features a unique arched shaped design with velvety textured surfaces that improves smoothness by 80% compared to flat sanders, perfect for artistic coatings and curved surfaces in homes renovation projects Easy Clean surfaces: Smooth materials allows residues removal with water, improving cleaning efficiency by 50% for hassle release maintenance between painting projects, Manufacturer: Hangsu