Features 1 HIGH QUALITY MATERIAL Aluminum alloy material corrosion resistant and sturdy 2 EASY TO READ Two standard scales accurate and easy to read and measure 3 WIDELY APPLICATION It is widely used by architects engineers carpenters students cartographers and other professionals 4 EASY TO STORE Hanging hole design for easy storage No sharp edge to prevent scratch 5 POSITION LIMITATOR Can be attached with T shaped ruler position limitator and both left and right ends can be installed Specification Material Aluminium AlloyColor Black RedSize 900mm 600mm 300mmOptional Type Position Limitator Ruler Package Included optional 1 Position Limitator Type as your choice Or1 Ruler Size as your choice Or1 x HT202052 Position Limitator1 x Ruler Size as your choice