Robertson Screws
Screws with a square hole. Strictly a Canadian device, you won't find this type of screw in the USA.
Would you like to view another Canadianism? Try one of these...
Penitentiary * Maclean and Maclean * Arse * Dep Wine * Bean *
Screws with a square hole. Strictly a Canadian device, you won't find this type of screw in the USA.
Would you like to view another Canadianism? Try one of these...
Penitentiary * Maclean and Maclean * Arse * Dep Wine * Bean *