Milwaukee 19-Piece Twist Drill Bit Set · HSS-G DIN 338 Metal Drill Bit, Ground · Parabolic Flute for Rapid Chip Evacuation, Less Heat, Longer Tool Life · Polished Surface for Reduced Friction · 135° Twist Drill Bit with Cross Tip for Precise Drilling Without Punching · In a Robust ABS Cassette Contents: 1 of each Ø 1.0 - 10.0 mm (0.5 mm increments) TYPE: SPIRAL BIT INTENDED USE: METAL GAME: YES DIAMETER: 1.0, 1.5, 10.0, 2.0, 2.5, 3.0, 3.5, 4.0, 4.5, 5.0, 5.5, 6.0, 6.5, 7.0, 7.5, 8.0, 8.5, 9.0, 9.5 MM MATERIAL: HSS-G CENTRAL FIXATION: ROUND