THIN PATTERN DESIGN - Thin profile is design with 30 degree head is perfect for use on jam nuts, check nuts or lock nuts BUILT FOR THE TRADESMAN - Designed for the automotive professional, maintenance technicians, auto and aviation mechanics, professional contractors, iron workers, heavy machinery, the oil and gas industry and more DURABLE SATIN FINISH - Corrosion and rust resistant satin finish provides non-slip grip and enhanced durability for extended tool life 100 YEAR WARRANTY - Pros need tools they can depend on, that's why we offer a 100 year warranty against any manufacturer defect on all Urrea mechanics wrenches and wrench sets 13-PIECE SERVICE WRENCH SET - Includes Sizes: 3/4”, 13/16”, 7/8”, 15/16”, 1”, 1-1/16”, 1-1/8”, 1-3/16”, 1-1/4”, 1-5/16”, 1-3/8”, 1-7/16”, 1-1/2”