Drillstar Gun Drills are generally used on single purpose gun drilling machines as well as on a variety of machining and turning centers that are equipped with sufficient high pressure coolant and filtrations systems. With this system of drilling, one can expect to drill to depths in excess of 100 x dia. Drillstar offers gun drills ranging from 4.00mm to 35.00mm diameter with overall length up to 2400mm.

 Tip diameter(mm)

Carbide length（mm)

Grinding length(mm)

Tolerance(mm)

3.02

24.23

21

±1

4.02

26.25

23

±1

5.02

28.64

25

±1

6.02

34

30

±1

7.02

34

30

±1

8.02

38

33

±1

9.02

38

33

±1

10.02

37.8

34

±1

11.02

37.8

34

±1

11.52

37.8

32

±1

12.02

37.8

33

±1

12.52

37.8

33

±1

13.02

37.8

32

±1

14.02

42.5

36

±2

15.02

48.6

38

±2

16.02

48.6

38

±2

17.02

47.8

36

±2

18.02

47.8

34

±2

19.02

47.8

34

±2

20.02

47.8

33

±2

21.02

56.5

44

±3

22.02

58.8

45

±3

23.02

58.8

45

±3

24.02

60

45

±3

25.02

61.8

45

±3

26.02

62.6

45

±3

27.02

62.4

45

±3

28.02

63.3

45

±3

29.02

64

45

±3

30.02

65

45

±3