1/2" Dia, 2" LOC, 4" OAL Fullerton Square End Mill, manufacturer part number 38161.
Specifications: Cutting Diameter: 1/2 in (0.5000 in, 12.70 mm); Length of Cut: 2 in (2.0000 in, 50.80 mm); Overall Length: 4 in (4.0000 in, 101.60 mm); Shank Diameter: 1/2 in (0.5000 in, 12.70 mm); Number of Flutes: 3; Helix Angle: 36 degrees; Double Ended: No; Color: Silver Gray; Coolant Option: External Coolant; End Type: Square; Hand Direction: Right; Helix Direction: Right; Length Type: Extra Long.
Coating/Finish: FULCOAT 19. Unit of measure: Inch.