High quality of Aluminum multifunction Carabiner tool is attrative with its durablility and safety. Various color avaliable. Materials & Finish: The multifunction carabiner tool is made of the aluminum alloy of Anodizing & Stainless Steel 3Cr13.Specification: Carabiner attaches with screw drivers, can opener, saw and knife.Technology: laser carving LOGO is available.Functions: Outdoor sports.