SwissTech: M4X0.7 Purple Sp/Fl 371 H SS-PM Nit Tap Right Hand Cutting - Left Hand Spiral Flute HSS-PM Nitride Finish. For through holes. Left hand spiral. Taper lead to DIN form D (3.5 x P to 5 x P). Tapping tolerance to 6HX. ISO Metric Coarse Helix angle 15. MPN: 5036140209190 EAN: 5036140209190 M4X0.7 Purple Sp/Fl 371 H SS-PM Nit Tap Attributes: Class of Fit: 6HX Coolant Delivery: External Dimensions Standard: DIN 371 Finish/Coating: Nitride Helix Angle: 15° Material: Powdered Metal High Speed Steel Material Application: Nickel Titanium Alloys Material Grade: HSS-PM Number of Flutes: 2 Overall Length: 63.0mm Pitch: 0.7 Ring Colour: Purple Shank Diameter: 4.50mm Square Width: 3.40mm Tap Type: Spiral Flute Thread Direction: Right Hand Thread Length: 13.00mm Thread Size: M4 Thread Standard: Metric Coarse