Technical data : Drill diameter [mm] : 18.0 Total drill length [mm] : 191 Working length [mm] : 130 HSS PRO DRILLS - DIN 338 The new HSS PRO range are industrial quality drills with outstanding performance and long service life. This range of drills is designed for drilling in cast steel and steel, alloyed and non-alloyed steel, cast iron, non-ferrous metals, plastic and more. HSS PRO METAL DRILL 18.00MM ** Photos are for illustrative purposes only.