PRODUCT DETAILS Click an item to expand and learn more Overview Includes both 3/16" & 9/16" O.D. for 1:1 ratio. Threaded lock collar included.Use #46200 1/8" down-cut spiral (not included). Reviews ReviewsQ&ATrusted reviews byWe're looking for stars!Hear what other people just like you have to say about our tools.Read Our Reviews Questions and Answers Questions & AnswersHave a question?Be the first to ask something about this product.Ask a question