Draper Metric Tap and HSS Drill Set (28 Piece)All round set comprising seven sizes of tap (taper, secondary and bottoming) and seven HSS drills. Packed in case with display sleeve. Contents: Taper, secondary and bottoming taps size: 3 x 0. 5, 4 x 0. 7, 5 x 0. 8, 6 x 1. 0, 8 x 1. 25, 10 x 1. 5 and 12 x 1. 75 Metric HSS drills size: 2. 5, 3. 3, 4. 2, 5. 0, 6. 8, 8. 5 and 10. 2mm Taps manufactured to DIN 371 and DIN 376; HSS drills to DIN 338 and ISO 235 1