Heavy duty stock with hardened steel blade for wood and metalwork applications. Knurled adjustment screw and built-in spirit level with scriber. Clear metric and imperial graduations. Marks 90° and 45° with adjustable depth for repetition marking and scribing. Heavy duty stock with hardened steel blade for wood and metalwork applications. Knurled adjustment screw and built-in spirit level with scriber. Clear metric and imperial graduations. Marks 90° and 45° with adjustable depth for repetition marking and scribing.