This 150mm Draper Engineers Precision Square offers a larger blade length, making it ideal for medium-sized engineering work and more versatile general workshop applications. The 150mm size provides excellent coverage for larger components whilst maintaining the exceptional accuracy required for precision engineering tasks. Built from solid steel with a hardened, tempered and finely polished blade, this precision square maintains squareness tolerance within ±0.016mm/0.0064" between the blade edges and stock working face. This level of accuracy makes it suitable for demanding machining setups, layout work and quality inspection tasks. Compliant with BS939 standards for squareness, this 150mm square is a valuable addition to any professional workshop where precision measurement and marking of medium-sized workpieces is required. Features and Benefits:150mm blade length suitable for medium-sized components and versatile workshop useSolid steel with hardened, tempered and finely poli