This is the same overview for all Sunex thin wall sockets. Just for your information. I only keep them as a backup when I can only use thin wall sockets to get the nuts out. I don't use them as an everyday outlet, that's what I have regular wall outlets for. Therefore, these sockets suited me perfectly for this purpose. I say these outlets because I bought all the sizes I needed ie 17, 19, 21 and 22 in the thin walled version. I always found myself looking for flip sockets that come in thinβ¦