At One Click Purchasing, we are your reliable source for the NSN part EX1003B manufactured by Apex Tool Group Llc. We carry a wide range of popular NSN items on our website, including Extension Socket Wr like part number EX1003B which is listed with the NSN 5120009583851 for easy identification. If you are interested in EX1003B item, then take the advantage of our online RFQ service, or peruse our website as you see fit to find other items of interest that you may wish to learn more about.