DTH Bits

Latent-hole Drills

dianeter(D)

Buttons,mm

花键

Flushing hole

Part No.

mm

in

Guage

Front

Angle

80

3 3/20"

6×12

4×12

35°

6

3

QK1080-6J

90

3 35/64"

6×14

4×12

35°

6

3

QK1090-6JS

90

3 35/64"

6×14

4×12

35°

6

3

QK1090-6JX

94

3 45/64"

6×13

4×13

35°

6

3

QK1094-6J

115

4 17/32"

6×14

7×14

40°

4

2

QK13115-4J

175

6 57/64"

15×16

9×14

35°

6

3

QK24175-6J

105

4 9/64"

7×14

6×13

40°

8

2

QK13105-8JG

114

4 31/64"

7×14

6×14

35°

8

2

QK13114-8JG

165

6 1/2"

12×16

6×16

35°

8

2

QK18165-8JG