RUST PROOF: High-quality spackling knife built with 3CR13 stainless steel, different from carbon steel materials on the market, this 3CR13 stainless steel undoubtedly featuring strong and corrosion-resistant. Blade in a mirrored polished finish was designed for anti-rust and easy cleanup | ERGONOMIC COMFORT HANDLE: This putty knife scraper set equipped with a large rubber handle gives you a comfortable edge to grasp, and let you work with minimal effort. Unlike wooden handles, this non-slip handle will not decay in moist warm conditions. Hallow design on the handles for easy storage on nails or pegboard | FLEX PUTTY KNIFE: The edge of this putty scraper thickness is designed to be 0.028”/0.71mm, more flexible and provides you with great force when you work with it | ASSORTED SIZES: This drywall scraper set comes with 4 different sizes of wideness, varying from 5”, 4”, 3”, 1.5” (12.5cm, 10cm, 7.5cm, 3.8cm), meet your different needs for home drywall repair and more | MULTIPURPOSE: These spackling knives are perfect for many project, including drywall, putty, decals, wallpaper, plaster, baking, spackling, patching, painting, stucco and much more