1.This tool is used to remove pencil-type fuel injection nozzles 2.Use on 3029, 3179, 4024, 4039, 4045, 4239, 4276, 5030, 6059, 6068, 6090, 6135, 6359, 6414 and 6619 engines 3.Do not use screwdrivers, pry bars, orsimilar tools for this as they mightdamage the injection nozzle beyondrepair 4.OEM no.ref: JDE38B 5.High Quality After Market Tool