Spiral Flute Machine Tap 2×0.4, Spiral Flute Machine Tap 2.5×0.45, Spiral Flute Machine Tap 3×0.5, Spiral Flute Machine Tap 4×0.7, Spiral Flute Machine Tap 5×0.8, Spiral Flute Machine Tap 6×1, Spiral Flute Machine Tap 8×1.25, Spiral Flute Machine Tap 10×1.5, Spiral Flute Machine Tap 12×1.75, Spiral Flute Machine Tap 16×2, Spiral Flute Machine Tap 20×2.5, Spiral Flute Machine Tap 24×3, Spiral Flute Machine Tap 27×3, Spiral Flute Machine Tap 30×3.5, Spiral Flute Machine Tap 36×4