General description SwissTech 4.00MM HSS-Co 8% 3 Flute Threaded Shank Slot Drills are designed for precision machining tasks. These uncoated drills are suitable for general production machining and feature a threaded shank for secure attachment. The drills are manufactured to meet the standards of DIN 844 and DIN 1835B, ensuring high quality and reliability. Technical specifications Cutter Diameter: 4.0mm Cutter Diameter Tolerance: e8 Cutting Direction: Right Hand End Mill Type: Slot Drill Finish/Coating: Uncoated Flute Length: 11.0mm Flute Type: Helical Length Type: Regular Material: Cobalt High Speed Steel Material Grade: M42 Number of Flutes: 3 Overall Length: 55.0mm Plunge Type: Centre Cutting Series: 33 Shank Diameter: 6.0mm Shank Diameter Tolerance: h6 Shank Type: Threaded Standards Met: DIN 844, DIN 1835D Other information