Metal drills manufactured in accordance with DIN norm 338. The drill can be used in most materials and is suitable for hand machines, as it can withstand relatively high speeds and for normal tightening. Ground drill The drill tip is ground at 118° The spirals are ground and angled at 30° to ensure effective chip removal Manufactured in accordance with DIN 338 for high precision tolerances and geometric accuracy Bright finish Long life Suitable for hand machines Socket: Cylindrical neck Recommended for the following materials: all types of wood, aluminum, brass, copper, sheet metal, mild steel, plaster and plastic The set includes the following drills - Ø in mm: 1 - 1.5 - 2 - 2.5 - 3 - 3.5 - 4 - 4.5 - 5 - 5.5 - 6 - 6.5 - 7 - 7.5 - 8 - 8.5 - 9 - 9.5 and 10 mm