General description Dormer E500 straight flute taps are designed for creating internal threads in various materials. They are versatile and can be used by hand or in a machine. This specific model features a metric thread size of M3.5 with a 0.60 mm pitch, suitable for tapping through or blind holes. Technical specifications Thread size: M3.5 Pitch: 0.60 mm Thread length: 14 mm Shank diameter: 3.55 mm Drive: 2.8 mm square Material: High-speed steel (HSS) Surface finish: Polished Thread type: Right-hand Tolerance: Class 2 for 6H Fit Flute Geometry: Straight Flutes ISO529 Compatibility and accessories Compatible with machine taps Suitable for use with standard tap wrenches Installation Insert the tap into a suitable tap wrench or machine holder Align the tap with the drilled hole in the workpiece Turn clockwise to cut internal threads, applying steady pressure Use appropriate lubrication to facilitate cutting and prolong tool life Usage Use for threading holes in steel and carbon steel