This British Standard Sashlock offers a cost-effective solution without sacrificing durability, specifically suited for external doors. It features a robust steel case with an integral anti-drill plate, alongside a brass sashbolt and deadbolt reinforced with two hardened steel inserts. With 1,000 differs and supplied with two genuine plated steel keys, it ensures secure access control. Fully compliant with BS3621:2007, this lock meets insurance and police standards and provides a 30-minute fire rating (EN12209) when installed with appropriate intumescent strips. An ideal choice for reliable external door security.