Number Of Screws Or Bolts Driven - Hitachi WH 12DAF2 Technical Data And Service Manual

7-3. Number of Screws or Bolts Driven

7-3-1. Per-charge working capacity comparisons
Test data on the number of screws which can be driven per battery charge by the new model 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.
(1) Number of screws or bolts driven
Tightening condition
Battery (Nominal capacity)
Wood screw 4.0 mm dia. x 50 mm
(soft wood)
Wood screw 4.2 mm dia. x 75 mm
(hard wood)
Wood screw 4.5 mm dia. x 90 mm
(hard wood)
Machine screw
(M8 x 16 mm)
Model
HITACHI
WH 12DAF
EB 1214L
(1.4 Ah)
230
135
85
730
--- 15 ---
HITACHI
WH 12DAF2
EB 1214S
DW9071
(1.4 Ah) (1.7 Ah)
190
110
70
500
P
265
155
100
810