Features and Benefits:�Lubrication drive fitting for use with industrial machines and heavy equipment�Serrated shank for secure installation in an untapped 3/16" hole�Zinc-plated steel for strength, durability, and resistance to corrosion�RoHS compliant for hazardous substance regulationsThe product is Drive Fitting, For 3/16" Drill, Straight. The product is manufactured by Alemite LLC and made in United States.