Model : SATA 52919 19 PC Straight Shank Twist Drill Set 

Product Detail : 

- Size 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 , 10MM

- New Design M35 HSS with longer lifespan . Contains Cobalt , Vanadium and others elements .

- Oxy Nitriding Surface Treatment to enchance hardness and wear resistance .

- New 125° Split Point Design , improve cutting speed by 10% and above .

- Drill Split point : below 3mm is 121° , between 3mm - 5mm is 123° , above 5mm is 127°  (tolerance ±3°).