General description SwissTech 18.00MM HSS-Co 8% Threaded Shank Multi Flute End Mills are designed for general production machining. These uncoated end mills feature a threaded shank that meets DIN 1835D standards and are suitable for a variety of applications. The centre cutting design allows for efficient milling operations. Technical specifications Cutter Diameter: 18.0mm Flute Length: 32.0mm Overall Length: 92.0mm Shank Diameter: 16.0mm Number of Flutes: 4 Material: Cobalt High Speed Steel Material Grade: M42 Finish/Coating: Uncoated Flute Type: Helical Cutting Direction: Right Hand Plunge Type: Centre Cutting Length Type: Regular Series: 36 Shank Diameter Tolerance: h6 Standards Met: DIN 1835D, DIN 844 Other information