McMaster 1867N82 Thick-Wall Galvanized Steel Pipe Nipple, Threaded on Both Ends, 2 NPT, 3" Long 38UU83 The float valve fits inside

The float valve fits inside the drill string and a bore is machined for the valve in one of the drillstrings threaded connections

(1) 7/16 Standard 6-Point

They are made of alloy steel and have a nickel plated finish

This 51 piece socket set is packed with sockets to accommodate almost any job

Rim Tempered Striking Surface

McMaster 1867N82 Thick-Wall Galvanized Steel Pipe Nipple, Threaded on Both Ends, 2 NPT, 3" Long 38UU83 The float valve fits insideMade of galvanized iron or steel, this pipe has fair corrosion resistance. It has thick, Schedule 80 walls for good strength in medium pressure applications. Welded pipe has a weld bead on the inside. For Use With Air, Natural Gas, Steam, Water Shape Straight Type Pipe Schedule 80 Threading Threaded on Both Ends Connection Type Pipe Connection Style Threaded Gender Male Pipe Size 2 Length 3" OD 2 3 8" ID 1. 939" Wall Thickness 0. 218" Thread Type NPT