The original adjustable wrench, Made by the world-famous Crescent brandRound, tapered tang for easy alignment of bolt holesLarger gear for easier adjustment to ensure a tight jaw fitHex jaw design grips fastener tightly to reduce slippageLarge capacity 1-5/16", 34mm jaw fits a wide range of fastener sizesHeat-treated forged alloy steel for toughness and durabilityLaser etched scale in both SAE standard and metric sizes allows easy identification