Drill tool type

5LZ73 ×7.0

5LZ89 ×7.0

5LZ95 ×7.0

7LZ95 ×7.0

9LZ95 ×7.0

7LZ102 ×7.0

5LZ 120 ×7.0 IV

5LZ 120  ×7.0 III

5LZ 165 ×7.0

5LZ 165 ×7.0 IV

Hole size

in

3 1/2~  4 3/4

4 1/2 ~6

4 5/8~ 6

4 5/8~ 6

4 5/8~ 6

4 5/8~ 6

5 7/8~7 7/8

5 7/8~  7 7/8

8 3/8~ 9 7/8

8 3/8~9 7/8

Advise  flow

l/s

2~4

3~8

7~12

8~13

6~10

8~13

9~14

9~16

20~28

20~28

Drill  speed

rpm

125~270

95~250

90~240

80~205

90~185

80~205

95~250

95~250

90~200

90~200

Motor pressure  drop

Mpa

2.4

2.4

3.2

2.4

2.4

2.4

2.4(3.2)

2.4

2.4

3.2

Working torque

N.m

320

560

1100

1200

900

1200

1350(1800)

1700

3300

4500

Output  power

Kw

4.2~7.4

5.6~11.7

10.4~22.5

10~20.7

8.5~14

10~20.7

13.4~28.3
(17.9~37.7)

16.9~35.6

11.1~55.3

42.4~75.4

Circulating opening pressure drop

Mpa

1.4~7

1.4~7

1.4~7

1.4~7

1.4~7

1.4~7

1.4~7

1.4~7

1.4~7

1.4~7

Advise  bit load

MT

1.5

2

2.5

2.5

2.5

2.5

3
(4)

3

6

8