Our Brands in Belgium Litto As Belgian market leader in the fabrication of locks and security cylinders, Litto offers the consumer an extremely differentiated range security locks and closing systems. This means durable, mechanical products for the professional end-user, easily in use and easily installed. Litto is a very strong mark. Besides the production of mechanical and electromechanical cylinders and locks Litto is also completed with all mechanical Top products from the group ASSA ABLOY. Furthermore you find in the assortment architectural harware, anti-panic devices, door closers and key boxes of an exceptional quality.