Helical Flute Thread Mill: #4-40, Internal, 3 Flute, 1/4" Shank Dia, Solid Carbide Northfield Type Chucks - Round Jaws Chuck Size 10" inches Click here to see our

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Helical Flute Thread Mill: #4-40, Internal, 3 Flute, 1/4" Shank Dia, Solid Carbide Northfield Type Chucks - Round Jaws Chuck Size 10" inches Click here to see ourItem #: 01364520 Brand: Tool Flo Model #: 1271362 Product Specifications Material Carbide Thread Size (Inch) #4 40 Thread Type Internal Shank Diameter (Decimal Inch) 0. 2500 Cutting Diameter (Decimal Inch) 0. 0960 Length Of Cut (Decimal Inch 4 Decimals) 0. 2800 Overall Length (Decimal Inch) 2. 5000 Thread Standard UN Flute Direction Right Hand Material Grade Micrograin Number Of Flutes 3 Coating Finish AlTiN Coolant Through No Teeth Per Inch 40 UNSPSC