Guhring Spiral Flute Tap, General Purpose, Series: 834, Measurement System: Metric, UNF, M20x1.5, Semi-Bottoming Chamfer, 4 Flutes, HSS-E, Bright, Class of Fit: 6H/D6/D7, Right Hand Cutting, 16 mm Thread Length, 125 mm Overall Length, 16 mm Shank Dia, 75 mm Shank Length, Right Hand Flute Direction, D6/D7 Thread Limit, Aluminum, Copper, Medium to High Carbon Steels and Free Machining Stainless Steels Material Application, No Through Coolant (Yes/No)