Union Butterfield Spiral Flute Tap, High Performance, Series: 1679 MXL Applix, Measurement System: Metric, UNC, M16x2, Semi-Bottoming Chamfer, 3 Flutes, HSS, TiCN Coated, Class of Fit: 6H/D7, Right Hand Cutting, 19 mm Thread Length, 110 mm Overall Length, 0.48 in Shank Dia, Right Hand Flute Direction, H6 Thread Limit, Alloy Steel, Aluminum, Aluminum Alloys, Brass, Carbon Steel, Copper, Copper Alloys, Nickel, Nickel Alloys, Stainless Steel, Steel, Structural Steel, Titanium and Titanium Alloys Material Application, Yes Through Coolant (Yes/No)