GearWrench® is a registered trademark of EASCO Hand Tools, a division of Danaher Tool Group, one of the largest hand tool manufacturers in the world based in Hunt Valley, Maryland. The GearWrench® line of tools continues ......GearWrench® is a registered trademark of EASCO Hand Tools, a division of Danaher Tool Group, one of the largest hand tool manufacturers in the world based in Hunt Valley, Maryland. The GearWrench® line of tools continues the Danaher tradition of developing innovative hand tool technologies and manufacturing those tools to the highest standards. Since launching the original patented 50 ratcheting wrench, GearWrench® has continuously led with breakthroughs in pass-thru ratchets, sockets, screw/nut drivers, pliers, and specialty tools. Over 70 million GearWrench® products have been "Professionally Tested" all over the world. GearWrench® Ratcheting Wrenches can be purchased through Sears, Lowes, Napa, and Ace Hardware. The complete line of GearWrench® Professional Tools are available from local Mobile Tool Trucks and Auto Parts Stores.