Based on this product's specifications, here are some alternatives and similar models
Aluminium try square Luna ALU 300 — Luna 281060301, 300 mm
Summary description:
Luna ALU 300 is an aluminium try square designed for accurate right-angle marking and checking in woodworking and metalworking. With a 300 mm blade length, rigid aluminium construction and precision-machined edges, it suits layout, measuring and assembly tasks where consistent 90° accuracy is required. Portable and lightweight for workshop and site use.