Shinwa Sokutei Measuring Miter 62081 (Shinwa Instruments) Square, Metal,

It can be used for a wide range of applications, including 45° alignment of frames, right-angle inspection, metal and wood processing, and DIY projects. It can be used for checking 45° and 90° angles, as well as for marking tasks. You can mark lines at a 45° angle to the left and right on one side. Angle accuracy: 45°: less than 0.2mm per 100mm; 90°: less than 0.1mm per 100mm Length tolerance: ±0.3mm Material: Stainless steel