Single Form Carbide Thread Mill.
Recommended Thread Size: 3/8, 7/16, 1/2, M10, M12, M14 Thread Angle: 60° Flutes: 4 Flutes Material: Micrograin Carbide Coating: Uncoated Shank Diameter: 3/8 in. Cutting Diameter: .300 in. Neck Diameter: .218 in. Maximum DOC: 1 in.