Phapano ke efe lipakeng tsa linate tse nyane tsa countersunk head rivet le linate tse kholo tsa countersunk head rivet?

Hlooho e nyenyane ea countersunk e loketse lisebelisoa tse teteaneng le tse thata.

Hlooho e kholo ea countersunk e loketse lisebelisoa tse tšesaane le tse bonolo.