9/16" 2FL STUB 11/16LOC 3-1/2OAL 5/8Shk DE SQ Weldon Uncoated GP

​General Purpose Square Double End  30 Degree Helix 10% micrograin carbide.
 
All tools hones to improve tool life.  For maximum flexibility, General Purpose tools are available Uncoated., TiN and TiALN Coated for added durability and performance.