Helios Preisser manufactures the 0374428 Engineer's square with stop, designed with dimensions of 1000 x 500 mm and ensuring a precise 90° angle. It is used for accurate marking and checking right angles in engineering and woodworking applications. The inclusion of a stop feature aids in maintaining stability and precision during measurements. https://elecena.pl/product/28930272/helios-preisser-0374428-engineers-square-1000x500mm-90-angle-testing 2025-06-10 https://elecena.pl/product/28930272/helios-preisser-0374428-engineers-square-1000x500mm-90-angle-testing 2026-07-11