Used to enlarge and straighten cored or drilled holes. Can use to enlarge holes as small as 70 to 80 percent of diameter. Rigidity provides closer tolerances and better finish than stainless drills. High speed steel, 45-degree chamfer end.
Warning:This product may expose you to chemicals including Cobalt, a chemical known to the State of California to cause Cancer. For more information go to www.P65Warnings.ca.gov