Amazon.comSwiss+Tech represents a quantum leap in the art of micro tool making. They& #8217 re compact, easily transportable tools that combine craftsmanship and innovation to create a new category of patented consumer products& #8211 Key Ring Tools.image19 tools in a single, portable keyring toolUnlike all other multi function tools, many Swiss+Tech tools have a patented, quick release, integrated locking system that attaches to any key ring, thereby eliminating the need for an additional ring or belt holst