For sale is this vintage 11" adjustable auto wrench, weighing 1lb. 5.3 oz., with 7/16" wide jaws, with a 3-1/8" capacity. Signed "Diamond Calk Horseshoe Co. 11 In" on one side, and "Diamond Duluth Minn Made In U.S.A." on the other side,  it is in excellent overall condition, showing minimal use and wear, operates smoothly and closes tightly, with no personal markings from previous owners. Any cleaning, oiling, and detailing is left up to you.  Please view all of the pictures to determine condition for yourself. Reference tool kit, garage, workshop, collector wrench. {Inventory Tag #530 White} Please check out my eBay store for hundreds of vintage tools and estate finds.