Dorian OS-64-HS Straight Knurl Wheel 25624.  Used condition with no case/packaging.  Model number is 25624 with catalog details shown in last photo.  This is the Full Faced High Speed variety 1 x 3/8 x 5/16.  Please review all photos to determine condition and identification.  Item is sold as is with No Returns.  Will be shipped via USPS 1st Class.