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7. COMPARISONS WITH SIMILAR PRODUCTS
7-1. Specification Comparisons (Cordless Impact Driver)
Item
Small screw
Capacity
Ordinary bolt
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
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
*
: In the case of tapping screws and wood screws, a minimum of M3 (1/8") is possible.
*
2
: Max. tightening torque is based on tightening an M12 (5/32") bolt (strength grade: 12.9) for 3 seconds with a hexagon
socket.
*
3
: Main body weight does not include accessory tools (hexagon bit, etc.).
Maker
Model
WH 12DM
M 4 --- M 8
(5/32" --- 5/16")
M 5 --- M 12
(3/16" --- 15/32")
M 5 --- M 10
(3/16" --- 3/8")
2
N
m
•
(1020 kgf
/min
0 --- 2,300
/min
0 --- 3,000
3
kg
1.6 (3.5 lbs.)
2
*
N
m
•
(1140 kgf
•
/min
0 --- 2,390
/min
0 --- 2,800
167 x 226
mm
(6-37/64" x 8.9")
mm
26 (1-1/64")
3
kg
1.66 (3.7 lbs.)
dB(A)
Driver chuck
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
*
1
(5/32" --- 5/16")*
(3/16" --- 15/32")
(3/16" --- 3/8")
100
cm, 885 in-lbs.)
(1000 kgf
•
1.7 (3.7 lbs.)
112
cm, 990 in-lbs.)
(1070 kgf
(6-15/16" x 9-21/32")
1.73 (3.8 lbs.)
69
Driver chuck
Variable speed switch with
forward/reverse
changeover lever
12
28
EB 12B or EB 12H
12
0 --- 40
UC 14YF or UC 14YF2
44
• Plastic tool case
• Charger
(UC 14YF or UC 14YF2)
--- 18 ---
WH 12DH
M 4 --- M 8
1
M 5 --- M 12
M 5 --- M 10
98
cm, 868 ft-lbs.)
(1020 kgf
•
0 --- 2,200
0 --- 3,000
105
cm, 930 in-lbs.)
(1110 kgf
•
0 --- 2,180
0 --- 2,900
176 x 245
(6-39/64" x 9-3/32")
26 (1-1/64")
69
Variable speed switch with
forward/reverse
changeover lever
DC magnet
12
17
EB 12B: 2.0
EB 12H: 3.0
12
0 --- 40
44
7.2 --- 14.4
• Plastic tool case
• Charger
C
M 4 --- M 8
(5/32" --- 5/16")
M 5 --- M 12
(3/16" --- 15/32")
M 5 --- M 10
(3/16" --- 3/8")
100
cm, 885 in-lbs.)
•
0 --- 2,300
0 --- 3,000
1.5 (3.3 lbs.)
109
cm, 965 in-lbs.)
•
0 --- 2,750
0 --- 2,660
168 x 231
26 (1-1/64")
1.58 (3.5 lbs.)
71
Driver chuck
DC magnet
12
26
1222
2.0
12
------
DC1411
------
7.2 --- 14.4
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