They provide anti-vibration performance by virtue of the dead centre override, and push button release available from standard. Fixing is by means of screws or rivets, presenting a sleek appearance with satin polished finish when assembled.
Over-centre toggle catches are frequently the solution of choice on furniture, cases, housings and inspection panels for simple, firm operation, where nonetheless it is necessary to protect contents with a secure closure system which limits casual operation, so that people can self-protect, while retaining a means of low-cost rapid operation with firm closure.