Double groove design: The hand planer's chamfer has double grooves. One groove is a 90° right angle and the planing surface is 45°. The rectangular side can be chamfered at 45°. The second groove is a 15 mm wide, 180° flat angle that can be cut at a right angle. Wide range of applications: Suitable for flat angle planers ≤ 15 mm. This professionally manufactured manual edge planer can be used to trim edges, corners or plane wood, plasterboard, fiberboard, cork board, etc., offering great practicality and powerful functions. Labor-saving hand tool for woodworkers: This angle planer has an SK5 blade, which has high hardness, a sharp cutting edge and a long service life. The sharp blade and clean edge ensure a more economical work experience. Blades are replaceable: The hand planer can be used multiple times with good quality and long service life. If the blade is no longer sharp, you can replace it with another. High-quality small wood planer: The plasterboard planer's body is made of ABS plastic. It is of good quality, light and small, making it convenient to carry and use.