End Mill Standard General Purpose Number of Flutes 4 Double End Square End Style Center Cutting Type Right Hand Cut Cobalt Steel Bright Finish Dia 1/8 In Shank Dia 3/8 In Length of Cut 3/8 In Overall Length 3 1/16 In Rhc 30 Deg Rhh 30 Deg For Plunge Cutting Peripheral Milling and Deep Slotting and Pocketing at Higher Feed and Speeds