T-Slot Milling Cutter, Cutter Diameter: 1-1/2"", Face Width: 5/8"", Staggered, 8 Teeth, Long, Weldon Shank, Shank Diameter: 1"", 5-5/16"" Overall Length, Tolerance of Cutting Diameter: -0.003 to -0.007"", Tolerance of Cutting Width: -0 to 0.004"", High Speed Steel