KY38

10

14.50

88.5

3100

1. Low drilling pressure bits; Insert profile: short crown height and simple crown shape;
2. Suitable for hard rock formation or nonferrous metals mine;
3. Wear resistance is better than KK38.

KY40

11

14.40

87.5

2900

1. Medium drilling pressure bits; Insert profile: medium crown height;
2. Suitable for medium hard or hard rock formation.

KY45

13

14.25

87.5

3100

1. Medium drilling pressure bits; Insert profile: medium crown height;
2. Suitable for medium hard or hard rock formation;
3. Wear resistance is higher than KK45.

KY60

16

13.95

86.5

3100

1. Insert profile: high crown height and complex crown shape;
2. High drilling pressure bits;
3. Suitable for extra hard or complex formation.

KK38

10

14.50

87.5

2900

1. Low drilling pressure bits; Insert profile: short crown height and simple crown shape;
2. Suitable for hard formation or nonferrous metals mine.

KK40

11

14.40

87.0

2900

1. Insert profile: short crown height and simple crown shape;
2. Suitable for medium soft or hard formation.

KK50

15

14.00

85.5

2900

1. Insert profile: medium crown height and complex crown shape;
2. High drilling pressure bits;
3. Suitable for medium hard or hard formation.

KK06

6

14.95

90.0

2600

Suitable for heel, shirttail and serrated insert.

KK30

8

14.75

88.5

2800

Suitable for heel, shirttail and serrated insert.