5/16" 4FL REG 3/4LOC 3-1/2OAL 5/16Shk DE BN EM Weldon Uncoated GP

​General Purpose Ball Nose Double End  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.