Soil Auger Field Kit, -, Dia. 3 1/4 in, Material of Construction Nickel Plated 4130 Alloy Steel, Hole Depth 4 ft, Connector Type 5/8 in Threaded, Features -, Includes 3 1/4 in Regular Auger, 5/8 in Thread, 18 in Rubber-Coated Cross Handle, 5/8 in Thread, 4 ft Extension, 5/8 in Thread, Manufacturers Warranty Length 1 yr