Dewalt DT5913-QZ HSS-R Drill Bit Set (19 pcs)Dewalt DT5913 QZ HSS R Drill Bit Set (19 pcs) Includes: 1 mm, 1. 5 mm, 2 mm, 2. 5 mm, 3 mm, 3. 5 mm, 4 mm, 4. 5 mm, 5 mm, 5. 5 mm, 6 mm, 6. 5 mm, 7 mm, 7. 5 mm, 8 mm, 8. 5 mm, 9 mm, 9. 5 mm, 10 mm Drill Bits. Set of 19 drill bits in handy metal case. Suitable for Drilling in Steel, Cast Steel, Alloyed and Non Alloyed Material Up to Up to 900N mm2. Increased durability up to 50% stronger than standard HSS R drill bits