The Wrat Wrench is built to fit popular SAE sized climbing anchor bolts and quicklinks often found when practicing single rope techniques. With minimal weight and size, the Wrat Wrench can be clipped to a climbing or rescue harness and go unnoticed until the user needs it to check a bolt or tighten/loosen a quicklink. Plese note: this wrench will not fit metric sized bolts or quicklinks. Please verify your gear's hex sizes before buying. Includes: - 3/4", 9/16", 1/2", 7/16", 1/4" Box Hexes - 1/2", 7/16", 3/8" Open Hexes - Screwdriver Point - Bottle Opener Specifications: - Stainless Steel - Tumbled Finish - Weight: 1. 3 oz.