Bondhus is an American tool manufacturing company located in Monticello, Minnesota. Founded in 1948, Bondhus specializes in the production of hex keys, screwdrivers, and other tools. The company designs and manufactures products designed to outperform conventional tools in every aspect of performance, strength and durability. Bondhus 12591 is a 3/32" half-inch Hex Key L-wrench with ProGuard finished. It is part of the company's ever-expanding line of ProGuard-finished products that are made to last longer and hold up to higher torque applications. This ProGuard Finish provides lubrication and corrosion resistance, adding years of extended life to Bondhus tools. The 3/32" half-inch Hex Key L-wrench from Bondhus is one of the most popular hex keys available and is used in aviation, automotive, construction, and industrial applications.