Number Of Screws Or Bolts Driven - Hitachi WH 14DMR Technical Data And Service Manual

7-5. Number of Screws or Bolts Driven

7-5-1. Per-charge working capacity comparisons
Test data on the number of screws or bolts which can be driven per battery charge by the new models vs. the
previous models are shown in the table below. Please note that the data below are intended for general reference
only as the number of screws which can be tightened per charge will vary slightly depending on screw tightening
conditions, screw sizes, ambient temperatures and the charging capacity of the battery.
Number of screws or bolts driven (Cordless impact driver)
Model
Tightening condition
Battery
Wood screw
4.0 mm dia. x 50 mm
(soft wood)
Wood screw
4.2 mm dia. x 90 mm
(hard wood)
Wood screw
5.3 mm dia. x 120 mm
(hard wood)
Machine screw
(M8 x 16 mm)
HITACHI HITACHI
WH 14DMR WH 14DM
EB 14B EB 14B
(Nominal capacity:
(Nominal capacity:
2.0 Ah)
2.0 Ah)
640
150
55
1,270 1,270
P1
DW9091
(Nominal capacity:
1.7 Ah)
640
680
150
140
55
40
1,350
--- 21 ---
HITACHI
WH 18DMR
DW9096
(Nominal capacity:
(Nominal capacity:
2.6 Ah)
1165
275
95
2,300
P2
2.4 Ah)
1200
275
90
2,375