Made in the USA. Big as the job. Big as you need. CHANNELLOCK uses high-carbon C1080 steel for superior performance on the job and electronic coating for ultimate rust prevention. Patented reinforcing edge minimizes stress breakage. Undercut tongue & groove design won't slip. Right-angle, laser-heat treated teeth grip better and last longer. PermaLock fastener eliminates nut and bolt failure. CHANNELLOCK BLUE grips for comfort.