Item #: 37578671Brand: Harvey ToolModel #: 12616-C3 Product Specifications Mill Diameter (Inch) 1/4 Mill Diameter (Decimal Inch) 0.2500 Number Of Flutes 4 End Mill Material Solid Carbide Length of Cut (Inch) 1-1/2 Coating/Finish AlTiN Overall Length (Inch) 4 Shank Diameter (Inch) 1/4 Extended Reach No Variable Helix Yes Variable Index No Helix Angle 20 Overall Length (Decimal Inch) 4.0000 Chipbreaker No Undercutting No Length Of Cut Range (Decimal Inch) 1.5000+ Length Type Long Helix Style Variable Material Removal Type Finishing Shank Diameter (Decimal Inch) 0.2500 Nose Radius (Decimal Inch) 0.1250 Reach Length (Inch) 1-1/2 Reach Length (Decimal Inch) 1.5000 Mill Diameter Tolerance +0.0000/-0.0020 in Shank Diameter Tolerance h6 Primary Workpiece Material Hard Material Primary Workpiece Material Code H Secondary Workpiece Material Stainless Steel; Cast Iron; Steel Secondary Workpiece Material Code P; K; M Material Grade Carbide Flute Direction Right Hand Cutting Direction Right Hand Series Miniature End Mills - Ball - Long Flute, Miniature End Mills Flute Type Spiral UNSPSC Code 27112803 Centercutting No Coating Classification PVD Single Or Double End Single Shank Type Straight-Cylindrical Pitch Normal Coolant Through No Length Of Cut (Decimal Inch - 4 Decimals) 1.5000 Manufacturers Catalog Number 12616-C3 System Of Measurement Fractional Inch