The Square Corner Chisel is a must-have tool for woodworkers, carpenters, and DIY enthusiasts who need to achieve precise, sharp corners in their projects. This easy-to-use tool instantly squares round corners on hinge mortises, making it perfect for creating highly accurate square corners in various applications. Whether you are working on router hinge recesses, door lock recesses, hinged mortises, wood flooring stock, or picture frames, this chisel ensures professional results. Made of high-speed steel (HSS), it stays sharp and is ready to use right out of the package. Features Spring-Loaded Cutter Edge: 3/8" x 3/8" for precise cutting. High-Speed Steel (HSS) Chisel Anvil: Ensures long life and durability. Perfect 90-Degree Corners: Aligns with both edges to produce exact 90-degree corners. Ease of Use: Simply position in the hinge mortise and tap lightly with a hammer for a clean, square corner. Versatile Applications: Ideal for hinge mortises, door lock recesses, wood flooring stock, picture frames, and more. Specifications Material: High-Speed Steel (HSS) Cutter Edge Size: 3/8" x 3/8" Corner Angle: 90 degrees Blade Thickness: 0.3mm (HSS) Weight: Lightweight and portable Comes With Square Corner Chisel x 1: Ready to use with a sharpened blade and spring-loaded mechanism.