Set of 170 titanium coating drills

Presentation: This set is composed with 170 drills certified by the norm DIN 338 has a huge size choice: from 1,0 to 8,0 mm (graduated with 0,5 by kit of 10 drills each), from 8,5 mm to 10,0 mm (graduated with 0,5 by kit of 5 drills each). The titanium coating guarantees a life time 600% superior than other drills. Fits for special drilling: Cr-Ni-Steel, NIROSTA, V4A, etc … Sold without the steel box.