7/8" Dia, 1-1/2" LOC, 4" OAL M.A. Ford Square End Mill, manufacturer part number 11187500T.
Specifications: Cutting Diameter: 7/8 in (0.8750 in); Length of Cut: 1-1/2 in; Overall Length: 4.0000 in; Shank Diameter: 7/8 in; Number of Flutes: 4; Helix Angle: 30 degrees; Shank Type: Straight; End Type: Square.
Material: Solid Carbide. Coating/Finish: TiN. Series: TuffCut GP. Unit of measure: Inch.