-12-
7. COMPARISONS WITH SIMILAR PRODUCTS
7-1. Specification Comparisons (Cordless impact driver)
Maker
HITACHI
Item
Model
WH 14DSL
WH 14DL
P
Small screw
M 4 to M 8
(5/32" to 5/16")
*1
M 4 to M 10
(5/32" to 3/8")
*1
M 4 to M 8
(5/32" to 5/16")
Ordinary bolt
M 5 to M 14
(3/16" to 9/16")
M 6 to M 14
(1/4" to 9/16")
M 5 to M 14
(3/16" to 9/16")
Cap
a
city
High-strength bolt
M 5 to M 12
(3/16" to 15/32")
M 6 to M 12
(1/4" to 15/32")
M 5 to M 12
(3/16" to 15/32")
Power mode
145
(1,480 kgf
•
cm,
1,280 in-lbs.)
140
(1,430 kgf
•
cm,
1,240 in-lbs.)
140
(1,430 kgf
•
cm,
1,240 in-lbs.)
Max. tightening
torque
*2
Save mode
N
•
m
80
(815 kgf
•
cm,
710 in-lbs.)
75
(765 kgf
•
cm,
670 in-lbs.)
-
Power mode
0 to 2,600
0 to 2,600
0 to 2,400
No-load rotational
speed
Save mode
min
-1
0 to 2,000
0 to 2,000
-
Power mode
0 to 3,200
0 to 3,200
0 to 3,200
Impact rate
Save mode
min
-1
0 to 2,400
0 to 2,400
-
Cat
a
log spe
c
ificatio
ns
Main body weight
*3
kg
1.4 (3.1 lbs.)
1.5 (3.3 lbs.)
1.4 (3.1 lbs.)
Max. tightening
torque
*2
Power mode N
•
m
153
(1,560 kgf
•
cm,
1,355 in-lbs.)
150
(1,530 kgf
•
cm,
1,330 in-lbs.)
141
(1,440 kgf
•
cm,
1,250 in-lbs.)
Power mode
0 to 2,580
0 to 2,610
0 to 2,420
No-load rotational
speed
Save mode
min
-1
0 to 1,960
0 to 2,040
-
Power mode
0 to 2,790
0 to 3,190
0 to 3,160
Impact rate
Save mode
min
-1
0 to 2,210
0 to 2,490
-
Overall length x height
mm
145 x 235
(5-45/64" x 9-1/4")
162 x 236
(6-3/8" x 9-19/64")
146 x 235
(5-3/4" x 9-1/4")
Center height
mm
29 (1-9/64")
27 (1-1/16")
29 (1-9/64")
Main body weight
*3
kg
1.49 (3.3 lbs.)
1.58 (3.5 lbs.)
1.45 (3.2 lbs.)
Mea
s
ured figu
re
s
No-load sound pressure level
dB(A)
70
72
73
Remaining battery indicator
Provided
Not provided
Not provided
LED light
Provided
Provided
Provided
Type of switch
Variable speed
switch with
forward/reverse
changeover lever
Variable speed
switch with
forward/reverse
changeover lever
Variable speed
switch with
forward/reverse
changeover lever
Type of motor
DC magnet
DC magnet
DC magnet
Voltage
V
14.4
14.4
14.4
Type
BSL 1430
BCL 1430
BL1430
Nominal capacity
Ah
3.0
3.0
3.0
Nominal voltage
V
14.4
14.4
14.4
Battery
Ambient temperature
°
C
0 to 40
0 to 40
-
Model
UC 18YRSL
UC 18YRL
DC 18SC
Nominal input capacity
VA
90
95
-
Ch
arge
r
Recharging voltage
V
7.2 to 18
7.2 to 18
7.2 to 18
Standard accessories
•
Plastic tool case
•
Charger
(UC 18YRSL)
•
Rechargeable battery
•
Battery cover
•
Plastic tool case
•
Charger
(UC 18YRL)
•
Rechargeable battery
•
Plastic tool case
•
Charger
(DC 18SC)
•
Rechargeable battery
*1: M3 (1/8") tapping screws and wood screws are the smallest screws that can be tightened.
*2: Max. tightening torque is based on tightening an M14 (9/16") bolt (strength grade: 12.9) for 3 seconds with a
hexagon socket.
*3: Main body weight does not include accessory tools and hook (hexagon bit etc.).