CHF21.70 CHF1.15/1pcs.Stier Twist drill set DIN 338 HSS-R 1-10mm 19-piece in cassette2,5, 9,0, 8,5, 1,5, 3,0, 8,0, 5,5, 1.00 mm, 4,0, 2.0 mm, 5,0, 7.00 mm, 6,5, 3,5, 4,5, 6,0, 7,5, 9,5