These are two specialized corner tools designed for wall finishing, suitable for a variety of application scenarios including putty, skim coat, and paint:

• Internal Corner Tool (left): Featuring a straight‑angled groove design that perfectly conforms to internal wall corners, this tool allows for quick, precise, and smooth application of putty or skim coat, ensuring clean, even edges.
• External Corner Tool (right): With its V‑shaped, rounded edge, this tool is ideal for external wall corners, delivering smooth, uniform lines while eliminating the inconsistencies often caused by manual application.

Crafted from thickened, high‑quality materials, these tools offer a comfortable grip and exceptional durability. They significantly enhance both the efficiency and finish quality of wall corner treatments, making them indispensable “detail‑oriented helpers” for professional contractors and DIY enthusiasts alike.