Kershaw's patented, 5-in-1 Carabiner Tool has maximum versatility in a convenient package. The knife blade is 8CR13MOV stainless steel with partial serrations. There's also a flat-head screwdriver, Phillips-head screwdriver, bottle opener and carabiner clip. The carabiner attaches the tool to vest, backpack, or belt loop with ease so it's always handy when you need it. The handle is lightweight aluminum with a durable Teflon coating in your choice of four colors. This is the larger version of the Mini Biner.