The adjustable wrench jaw opens to 1/2 inch so you can use it for all kinds of light repair and assembly jobs. Thanks to the carabiner gate, the guppie is easy to carry on a belt loop, D-ring, pack or rope. The high-carbon stainless steel blade with a razor sharp edge can be opened and closed with one hand using the blade Slot. The removable bit carrier is also a high-intensity LED light. It has two strong magnets to hold it securely to the guppie's left side. The stainless steel clip will hold the guppie in your pocket or on gear, which gives a lot of versatility. The guppie makes a Great little money clip, too, for those who like to keep a thin wallet.