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Light is essential when work in the dark.When twist
screw in the dark,we need to prepare the torch, with
screwdriver in one hand and torch in the other hand ,
it is obvious that caused inconvenience to our work ,
even will bring danger to those staffs who work in
special environment,such as maintenance workers,
when they repair wires in the dark,it is very dangerous
for them. But this L&screw combine light with screw
driver, just need to start the light button before start
work, then the front of the screwdriver will occur a
beam of light, effectively improved personal efficiency
Guangdong University of Technology
Guangzhou, China
Guangdong University of Technology
Guangzhou, China