Pocket Pal? See here:note reference to model # 0.6900.10 here:https://www.sakwiki.com/tiki-index.php?page=Pocket+Pal+84mmwhich leads here:https://www.sakwiki.com/tiki-browse_image.php?galleryId=31&imageId=634and the reference here to a version of the Pocket Pal containing the long nail file:https://www.sakwiki.com/tiki-index.php?page=Nail+File-Long
Is it 75mm?
Well, this is an early version.The exposed rivet proves that it is a product 57 years ago?
As Reinier said Here%u2019s this toolset model 72 in SAKWIKI catalogs(Image removed from quote.)
72 aCr+
Yes you don't see them often. I sold a 75 recently (with scissors and LNF). Also not very common.