QUAL2027 Features: * Double end and ball end mill * Material: High speed steel * Shank diameter: 3/8 or 3/4 Dimensions: * 3/16"" x 3/8"" Double end and ball end mill flute length: 1/2 * 3/8"" x 3/8"" Double end and ball end mill flute length: 1-5/8 * 3/4"" x 3/4"" Double end and ball end mill flute length: 3/4 * Product weight: 1.5 lbs