Silver Pencil Sharpener Keyring. This Sterling Silver pencil Sharpener on a Keyring makes a great little gift for the person who has everything. This pencil sharpener can be kept on your key fob and is fully hallmarked. Presented in a gift box, and made by our Silversmith in the UK. The sharpener is a standard size. Also available without the key ring. See below for matching Gifts.