For sale is a vintage pair of 9-5/8" slip joint tongue and groove water pump pliers, weighing 11 oz., with excellent 5/16" wide jaws. Signed "Diamalloy Groove Joint HL 110P Pat. 3739664 U.S.A." they are in excellent operating condition, with green vinyl grips, showing use and wear, with no personal markings from previous owners, with any cleaning, oiling, and detailing left up to you. Please view all of the pictures to see all of the manufacturer's data, and to determine condition for ...yourself. {Inventory Tag #43} Be sure to check my eBay store for hundreds of vintage tools and estate finds