Drill Sizes: 2.05, 2.50, 2.90, 3.30, 4.20, 5.00, 6.70, 8.50, 10.20mm. Tap Sizes: M2.5 x 0.45, M3.0 x 0.50, M3.5 x 0.60, M4.0 x 0.70, M5.0 x 0.80, M6.0 x 1.00, M8.0 x 1.25, M10.00 x 1.50, M12.0 x 10.20mm.
Chicago-Latrobe's Black Oxide Bits & Bright Finish Series Taps. 3 and 4 Flute Taps.2 Tier Steel Index Case (Stamped USA, Sizes).