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 Widely Used - The 24inch/60cm 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 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.