Based on this product's specifications, here are some alternatives and similar models
Measuring square Vorel 18250, aluminium and steel construction, 1 piece
Summary description:
Vorel 18250 measuring square designed for layout and squareness checks in woodworking and metalworking. Constructed from aluminium and steel for rigidity and corrosion resistance. Supplied as a single unit per pack. Suitable for marking, checking right angles, and use in workshop and site tasks requiring precise 90° references.