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7-2. Specification Comparisons (Cordless Impact Wrench)
Item
Ordinary bolt
Capacity
High-strength bolt
Max. tightening torque
No-load rotation speed
Impact rate
Main body weight
Max. tightening torque
No-load rotation speed
Impact rate
Overall length x height
Center height
Main body weight
No-load sound pressure level
Tip condition
Tool tip mounting system
Type of switch
Type of motor
Voltage
Current
Type
Nominal capacity
Battery
Nominal voltage
Ambient temperature
Model
Charger
Power input capacity
Recharging voltage
Standard accessories
*
1
: Max. tightening torque is based on tightening an M16 (5/8") bolt (F10T) for 3 sec. with a hexagon socket.
2
*
: Max. tightening torque is based on tightening an M14 (9/16") bolt (strength grade: 12.9) for 3 sec. with a hexagon socket.
*
3
: Main body weight does not include accessory tools (hexagon bit, etc.).
Maker
Model
WR 12DM
M 6 --- M 16
(1/4" --- 5/8")
M 6 --- M 12
(1/4" --- 15/32")
N
m
•
(1530 kgf
/min
0 --- 2,300
/min
0 --- 3,000
kg
1.6 (3.5 lbs.)
*
1
N
m
•
(1630 kgf
/min
0 --- 2,390
/min
0 --- 2,800
173 x 226
mm
(6-13/16" x 8.9")
mm
26 (1-1/64")
*
3
kg
1.67 (3.7 lbs.)
dB(A)
12.7 mm (1/2") Square drive 12.7 mm (1/2") Square drive 12.7 mm (1/2") Square drive
Variable speed switch with
forward/reverse
changeover lever
DC magnet
V
A
EB 1220BL or EB 1230HL
EB 1220BL: 2.0
Ah
EB 1230HL: 3.0
V
˚C
UC 14YF2
VA
V
7.2 --- 14.4
• Plastic tool case
• Charger (UC 14YF2)
HITACHI
150*
1
cm, 1330 in-lbs.)
(1200 kgf
•
160
(1245 kgf
cm, 1415 in-lbs.)
•
(7-1/8" x 9-21/32")
1.73 (3.8 lbs.)
69
Plunger
Variable speed switch with
forward/reverse
changeover lever
12
28
EB 12B or EB 12H
12
5 --- 40
UC 14YF or UC 14YF2
44
• Plastic tool case
• Charger
(UC 14YF or UC 14YF2)
--- 19 ---
WR 12DH
M 6 --- M 14
(1/4" --- 9/16")
M 6 --- M 10
(1/4" --- 3/8")
117.6*
2
cm, 1040 in-lbs.)
(1224 kgf
•
0 --- 2,200
0 --- 3,000
1.7 (3.7 lbs.)
122
cm, 1080 in-lbs.)
(1160 kgf
•
0 --- 2,180
0 --- 2,900
180 x 245
26 (1-1/64")
69
Plunger
Variable speed switch with
forward/reverse
changeover lever
DC magnet
12
17
EB 12B: 2.0
EB 12H: 3.0
12
5 --- 40
44
7.2 --- 14.4
• Plastic tool case
• Charger
C
M 8 --- M 14
(5/16" --- 9/16")
M 6 --- M 12
(1/4" --- 15/32")
120*
2
cm, 1060 in-lbs.)
•
0 --- 2,300
0 --- 3,000
1.6 (3.5 lbs.)
114
cm, 1005 in-lbs.)
•
0 --- 2,750
0 --- 3,070
176 x 231
(6-15/16" x 9-3/32")
26 (1-1/64")
1.60 (3.5 lbs.)
71
------
DC magnet
12
22
1222
2.0
12
------
DC1411
------
7.2 --- 14.4
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