At One Click Purchasing, we are your reliable source for the NSN part R18C21 manufactured by Precision Twist Drill Co. We carry a wide range of popular NSN items on our website, including Drill Twist like part number R18C21 which is listed with the NSN 5133000650981 for easy identification. If you are interested in R18C21 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.