- Excellent Design: This corner chisel is specifically engineered for achieving precise, squared corners in routed mortises. Its unique hollow core design features a cutting edge positioned inside the 90-degree angle, ensuring clean cuts. The chisels come in sizes of 12 mm and 1/2'8 mm. The ribbed rubber handle offers a comfortable grip, while the sturdy striking head provides solid performance, making it ideal for clean, sharp corners in door installations and framing tasks. - User-Friendly: With a comfortable ribbed rubber handle and a robust metal knockout cap, this corner chisel is easy to use. Simply strike it with a hammer to efficiently chisel out square corners, making your woodworking tasks quicker and more efficient. - Durable & Sharp Blade: Constructed from high hardness steel, the blade of our square mortise chisel is both strong and sharp. It resists deformation, allowing for effortless cutting through various types of wood materials. - Versatile Applications: This corner chisel is perfect for a range of tasks, including creating hinge recesses, installing door hangings, fitting door strike plates, framing, cabinet making, and crafting picture frames. It is an essential tool for any project requiring precise 90-degree angles, ensuring professional results every time. This corner chisel combines exceptional design with ease of use, durability, and versatility, making it a valuable addition to any woodworker's toolkit.