7/16" Dia, 1" LOC, 2-3/4" OAL M.A. Ford Square End Mill, manufacturer part number 13843751F.
Specifications: Cutting Diameter: 7/16 in (0.4375 in); Length of Cut: 1.0000 in; Overall Length: 2-3/4 in; Shank Diameter: 7/16 in; Number of Flutes: 3; Helix Angle: 36 degrees; Shank Type: Straight; End Type: Square.
Material: Solid Carbide. Coating/Finish: Fordlube. Series: TuffCut X-AL. Unit of measure: Inch.