Screwdrivers have done a lot for us.Screwdrivers are commonly used tools in our lives.Many things are put together with screws and that’s why you can find a typical screwdriver everywhere.
Nowadays we have different types screwdrivers.But do you know the history of phillips screwdriver invention? In the early 1930s, the Phillips head screw was invented by Oregon businessman Henry Phillips.
Henry Phillips made new design that he bought from someone,then he redesigned it. His innovation was a cross-shaped design that held the screw tightly.These new designed screws could provide greater torque and tighter fastenings.The Phillips tip screw was compatible with the automated screwdrivers which is used in an assembly line.
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