Made of aluminium so means no RUST if you use outdoor or in wet conditions. A good replacement of steel ruler.
Aluminium Ruler is great for use in the offices, Schools, College Universities or at home. Made from high grade tempered aluminium with a scratch-resistant anodized finish, one side bevel edged for measuring one side plain for cutting Anti-slip Rubber strip on the back to prevent slipping comes in protective hanging sheath which has a hole at one end to hang on the nail without hanging sheath. Stock Sizes 300mm, 400mm, 500mm, 600mm in lengths width 40mm. Precision millimetre graduation.