General description SwissTech 12.00MM HSS-Co 8% 2 Flute Weldon Shank Long Series Slot Drills are designed for precision machining. These uncoated drills are suitable for general production machining and feature a centre cutting design, making them ideal for a variety of applications. Technical specifications Cutter Diameter: 12.0mm Cutter Diameter Tolerance: e8 Cutting Direction: Right Hand End Mill Type: Slot Drill Finish/Coating: Uncoated Flute Length: 26.0mm Flute Type: Helical Length Type: Long Material: Cobalt High Speed Steel Material Grade: M42 Number of Flutes: 2 Overall Length: 110.0mm Plunge Type: Centre Cutting Series: 03 Shank Diameter: 12.0mm Shank Diameter Tolerance: h6 Shank Type: Weldon Flat Standards Met: DIN 844, DIN 1835B Other information