What type of box catch is this?

[Peri]

Hi,

Can someone please tell me what the catches on this box are called?

Thank you,

Steve

 

[thetyreman]

looks more like a mortise lock to me than a catch, could even be custom made.

 

[xy mosian]

That hook is remeniscent of a sliding door lock.
HTH xy.

p.s. Here you go:- https://www.amazon.co.uk/Stainless-Degr ... 71&sr=8-49