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Impact Wrenches
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PDF File :Tool picture files and specifications

 

Models and Specifications:

Anvil Type: NPK Impact Wrenches have the following two types of Anvil.

　

*Two Hammer *One Hammer
*Clutch-Hammer *Angle Impact Wrench
*Ratchet Wrench *Hydraulic Wrenches and Hydraulic Units

　

　

Two Hammer
9.5mm(3/8") Square Drive

 

Model
Type
Anvil Type
Blow per Minute
Capacity(Bolt Size)
Weight
Overall Length
min-1
mm
inch
kg
mm
NW-5LP
Pistol
B
12,000
6
1/4
0.63
150
NW-6LFA
Pistol
B
10,000
6
1/4-5/16
0.8
165
NW-6HPA
Pistol
B
8,000
6-8
5/16
0.9
160
NW-6HS
Straight
B
9,000
8
5/16
0.96
210

 

 

12.7mm(1/2") Square Drive
 
Model
Type
Anvil Type
Blow per Minute
Capacity(Bolt Size)
Weight
Overall Length
min-1
mm
inch
kg
mm
NW-8HPA
Pistol
B
6,500
10
3/8
1.5
165
NW-10HPA
Pistol
B
6,000
12
1/2
1.7
170
NW-14H
Pistol
B
5,500
16
5/8
3.0
195

 

 

19.05mm(3/4") Square Drive

 

Model
Type
Anvil Type
Blow per Minute
Capacity(Bolt Size)
Weight
Overall Length
min-1
mm
inch
kg
mm
NW-16S 　
A
4,500
18
1 1/16
5.0
330
NW-16HP 　
A
4,500
18
1 1/16
5.0
320
NW-16HS 　
A
4,000
18
1 1/16
5.5
320
NW-19A 　
A
4,500
20
1 3/16
6.5
385
NW-22A 　
A
4,500
22
7/8
7.4
385
NW-16HSA Low Vibration
A
4,000
18
1 1/16
5.8
340
NW-19AA Low Vibration
A
4,500
20
1 3/16
7.0
390
NW-22AA Low Vibration
A
4,500
22
7/8
8.0
400

 

 

25.4mm(1") Square Drive

 

Model
Anvil Type
Blow per Minute
Capacity(Bolt Size)
Weight
Overall Length
min-1
mm
inch
kg
mm
NW-32LA
A
4,000
33
1 1/4
9.7
390
NW-38
A
3,000
39
1 1/2
15.3
465

　

 

One Hammer
9.5mm(3/8") Square Drive
 
Model
Type
Anvil Type
Blow per Minute
Capacity(Bolt Size)
Weight
Overall Length
min-1
mm
kg
mm
NW-800
Pistol
B
7,000
10
1.25
130
NW-800S
Straight
B
8,000
10
1.1
180
SW-12
Pistol
C
8,000
12
1.26
125

 

 

12.7mm(1/2") Square Drive
 
Model
Type
Anvil Type
Blow per Minute
Capacity(Bolt Size)
Weight
Overall Length
min-1
mm
inch
kg
mm
NW-1200Ｂ
Pistol
C
7,000 16
9/16
2.0
175
NW-1200Ｂ(2R)
Pistol
C/Long Anvil
7,000 16
9/16
2.1
225
NW-1600HＡ
Pistol
C
5,000 20
5/8
2.5
195
NW-1600HＡ(2R)
Pistol
C/Long Anvil
5,000 20
5/8
2.6
255
NW-1600HＡ-AT
Pistol
C
5,000 20
5/8
2.5
255
NW-1600SＡ
Pistol
C
6,500 16
5/8
1.6
165

 

 

19.05mm(3/4") Square Drive
 
Model
Type
Anvil Type
Blow per Minute
Capacity(Bolt Size)
Weight
Overall Length
min-1
mm
inch
kg
mm
NW-2000HA
Pistol
C
4,500
24
1 3/16
3.8
230
NW-2000HA(4R)
Pistol
C / Long Anvil
4,500
24
1 3/16
4.2
330
NW-2800P
Pistol
C
5,000
30
1 3/16
5.0
225
NW-2800P(4R)
Pistol
C / Long Anvil
5,000
30
1 3/16
5.4
325

 

 

25.4mm(1") Square Drive
 
Model
Type
Anvil Type
Blow per Minute
Capacity(Bolt Size)
Weight
Overall Length
min-1
mm
inch
kg
mm
NW-3500P
Pistol
A
4,000
36
1 3/8
9.2
280
NW-3500GA
Pistol
A
4,000
36
1 3/8
9.5
390
NW-3500GA(6P)
Pistol
A / Long Anvil
4,000
36
1 3/8
10.5
550
NW-4300GA
Straight
A
4,000
42
1 5/8
12.9
455
NW-4300GA(6P)
Straight
A / Long Anvil
4,000
42
1 5/8
14.2
590
NW-4300GAU
Straight
A
4,000
42
1 5/8
12.9
455
NW-4300GAU(6P)
Straight
A / Long Anvil
4,000
42
1 5/8
14.2
590
NW-5000
Straight
A
3,000
52
2
16.5
430
NW-5000(7P)
Straight
A / Long Anvil
3,000
52
2
18.0
610

　

 

Clutch-Hammer
25.4mm(1") Square Drive
 
Model
Type
Anvil Type
Blow per Minute
Capacity(Bolt Size)
Weight
Overall Length
min-1
mm
inch
kg
mm
NWH-320A 　
A
4,000
39
1 1/2
9.1
370
NWH-320P 　
A
4,000
39
1 1/2
9.0
275

 

 

38.1mm(1 1/2") Square Drive
 
Model
Type
Anvil Type
Blow per Minute
Capacity(Bolt Size)
Weight
Overall Length
min-1
mm
inch
kg
mm
NWH-500 　
A
3,500
52
2
29.0
565

 

 

44.5mm(1 3/4") Square Drive
 
Model
Type
Anvil Type
Blow per Minute
Capacity(Bolt Size)
Weight
Overall Length
min-1
mm
inch
kg
mm
NWH-750 　
A
2,200
75
3
52.5
635

 

 

63.5mm(2 1/2") Square Drive
 
Model
Type
Anvil Type
Blow per Minute
Capacity(Bolt Size)
Weight
Overall Length
min-1
mm
inch
kg
mm
NWH-750-24 　
A
2,200
75
3
52.6
635

　

 

Angle Impact Wrench
9.5mm(3/8") Square Drive
 
Model
Type
Anvil Type
Blow per Minute
Capacity(Bolt Size)
Weight
Overall Length
min-1
mm
inch
kg
mm
NAW-6HS 　
B
8,000
6
1/4
1.5
245
NAW-6HS(P) 　
A
8,000
6
1/4
1.5
245

 

 

12.7mm(1/2") Square Drive
 
Model
Anvil Type
Blow per Minute
Capacity(Bolt Size)
Weight
Overall Length
min-1
mm
inch
kg
mm
NAW-1200
B
6,500
12
1/2
3.0
365
NAW-1600HA
B
5,000
12
9/16
3.6
285

 

 

19.05mm(3/4") Square Drive
 
Model
Type
Anvil Type
Blow per Minute
Capacity(Bolt Size)
Weight
Overall Length
min-1
mm
inch
kg
mm
NAW-16HS 　
A
3,500
16
5/8
9.6
385
NAW-19A 　
A
4,000
18
11/16
10.6
425

 

 

25.4mm(1") Square Drive
 
Model
Type
Anvil Type
Blow per Minute
Capacity(Bolt Size)
Weight
Overall Length
min-1
mm
inch
kg
mm
NAW-32LA 　
A
3,500
22
7/8
18.0
485

　

 

Ratchet Wrench
9.5mm(3/8") Square Drive
 
Model Capacity(Bolt Size) Weight Blow per Minute Overall Length
mm inch kg min-1 mm
NNR-8B 8 5/16 0.54 200 170
NNR-10B 10 3/8 1.1 160 265


Hydraulic Wrenches and Hydraulic Units
Hydraulic Wrenches
31.8mm(1 1/4") Square Drive
 
Model
Torque Adjustment Range
Capacity(Bolt Size) Standard Bolt
Capacity(Bolt Size) Hightension Bolt
Weight
Overall Length
kN.m
mm
inch
mm
inch
kg
mm
NDW-30A
0.88-2.94
33-48
1.3/8-1.3/4
25-36
1-1.3/8
5.4
300

 

 

38.1mm(1 1/2") Square Drive
 
Model
Torque Adjustment Range
Capacity(Bolt Size) Standard Bolt
Capacity(Bolt Size) Hightension Bolt
Weight
Overall Length
kN.m
mm
inch
mm
inch
kg
mm
NDW-60A
1.76-5.88
42-60
1.3/4-2
32-45
1.1/4-1.3/4
8.4
350
NDW-100
2.8-9.8
48-72
1.3/4-2 3/4
36-52
1.1/2-2
12.7
410

 

 

44.5mm(1 3/4") Square Drive
 
Model
Torque Adjustment Range
Capacity(Bolt Size)
Standard Bolt
Capacity(Bolt Size)
Hightension Bolt
Weight
Overall Length
kN.m
mm
inch
mm
inch
kg
mm
NDW-180
4.9-17.64
56-90
2.1/4-3.7/2
42-64
1.3/4-2.1/2
21.8
490

　

 

Hydraulic Unit
 
Model
Oil Pressure
Oil Flow
Single Phase Motor
Weight
High Pressure
Low Pressure
High Pressure
Low Pressure
Voltage
Power
MPa
PSI
MPa
PSI
l/min
l/min
AC,V
kW
PS
kg
PU-5
70
9950
7
995
0.3
1.3
100/110
0.5
0.67
24
PU-5-2
70
9950
7
995
0.3
1.3
200/220
0.5
0.67
24
PU-7
70
9950
7
995
0.55
5
100/110
0.75
1
36.5
PU-7-2
70
9950
7
995
0.55
5
200/220
0.75
1
36.5

 

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Last modified: 10/23/06