BOS Bosch drill bit for metal HSS walcowe 1.5 mm 2.5 mm 3.5 mm 4.5 mm 8.5 mm 11.5 mm 5.5 mm 6.5 mm 7.5 mm 10.5 mm 12.5 mm 9.5 mm 3 mm 4 mm 5 mm 6 mm 8 mm 1 mm 10 mm 12 mm 13 mm 2 mm 11 mm 7 mm 9 mmmm set (2607019446)