[Ergonomic Handle] - The drywall knockdown knife features a non-slip ergonomic handle to minimize wrist fatigue while ensuring a secure hold. Its balanced construction allows precise control over joint compound application, ensuring seamless blending over drywall surfaces. Designed for all-day use with minimal fatigue. Convenient hanging hole for storage [Widely Used] - The 40inch/100cm smoothing blade is suitable for smooth projection coating, polishing, and pulling off strips and drywall. The drywall tools can be equipped with a detachable extended handle, making overhead or hard-to-reach areas accessible. Whether tackling professional contracts or DIY renovations, this versatile drywall finishing knife balances ergonomic design with functional versatility [Replaceable Blade] - The finishing tools feature interchangeable blades that can be replaced when damaged or worn. A removable end cap enables rapid blade swapping for seamless transitions during work. (Note: Replacement blades are not included.) Designed for practicality and long-term value, this system minimizes labor time while optimizing performance [Stainless Steel Blade] - Lightweight ABS body with high-quality stainless steel blade. The 0.38mm thick stainless steel blade efficiently smoothes drywall mud and plaster. Flexible, durable, corrosion-resistant, and wear-resistant. Reliable and trustworthy quality validated by thousands of workers. The drywall skimming blade comes with an edge guard to protect blade during storage and transit [Different Sizes] - Choose from four different sizes: 16in/40cm, 24inch/60cm, 32inch/80cm, 40inch/100cm. Suitable for home renovation or professional use. Engineered to enhance both comfort and productivity, Our finishing tool supports professional-grade results for contractors and DIYers alike Drywall Skimming Blade,40-inch /100cm Drywall Tools with 0.35mm Stainless Steel Blade, Semi Flexible Drywall Knife for Cement and Concrete Wall Plastering Tools