SAK lovers can expand their existing multi-tool with a versatile array of additional functions, courtesy of Keyport's mods.

Although there are a huge variety of modern multitools on the market, many people don't want to give up their good ol' Swiss ...

The brand’s Swiss Army Knives (fans call them SAKs) set the standard for performance and functionality in a compact package, and right now’s a great time to nab one: Amazon has a great deal on a ...