4. Extension bar:
The extension bar is convenient for working in very
restricted spaces or when the socket provided cannot
reach the bolt to be tightened.
CAUTION
When the extension bar is used, the tightening
torque is reduced slightly compared with the
ordinary socket.
s
Code No.
873633
5. Universal joint:
The universal joint is convenient for impacting nuts
when there is an angle between the socket and
wrench, or when working in a very narrow space.
B
Code No.
992610
6. Duct socket:
This is used for tightening bolts and nuts on fl ange
sections of air conditioners, type ducts, etc.
Hexagonal width
Code No.
across fl ats
993658
15/32" (12 mm)
992613
1/2" (13 mm)
992615
9/16" (14 mm)
B
Dimention B, S
1/2" (12.7 mm)
S
Dimention B, S
1/2" (12.7 mm)
S
Dimention S
1/2"
(12.7 mm)
7
Bit adaptor:
This is used for tightening small screws (M6).
NOTE
This adaptor is set only on the anvil (drive angle) of the
main unit.
Code No.
991476
NOTE
Specifi cations are subject to change without any
obligaiton on the part of the HITACHI.
English
S
Dimention S
1/2" (12.7 mm)
21