Check the listing for details. Hougen 17820 5/8" X 1" RotaLoc Plus™ Annular Cutter. Condition: New. Listed at 41.99 USD. The Welding Superstore Our eBay Store About Us Contact Us Add to Favorite Sellers Please note the shipping delivery estimate before placing your order! Hougen Manufacturing Part # 17820 • Annular cutters for use with the Hougen HMD130 magnetic drill • Made from M42 HSS for fast holes in all types of metals • Features a tool-less shank for quick size changes • Made with stack-cut geometry for cutting thru two or more pieces of steel at one time • Requires pilot 17810 (HMD130) or 17470 (HMD150). Made in USA For use with HMD130 or HMD150 magnetic drill. M42 High Speed Steel. Contains stack-cut tooth geometry for cutting thru one or more plates at one time. 1" D.O.C. Made in USA Includes: For Use With: Hougen Portable Magnetic Drills and machine tools operations on materials up to 350 BHN. Package: 1