Sanded drills with aggressive blade geometry Thanks to the titanium nitride coating, they drain the heat very efficiently and do not move when working in hard steel species The blade attack angle of 135 ° allows drilling even without prior use of a point Made according to the DIN 338 standard for professional applications in industry A drill with a cylindrical handle designed for standard self -stacking drilling holders and key High pressure resistance also allows the use of column and magnetic drills The set consists of 19 drills with a diameter [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; 10
