A cordless screw driver is a battery powered screw driver. It works just like an electric screw driver. Powered cordless screw drivers also give you the option of reverse or forward. When using a cordless screw driver you get more pressure than a regular screw driver. A cordless screw driver is more convenient than a regular screw driver.
When building something that needs support (such as a deck) you would want to use a cordless screw driver. They have a lot more power and get the job done a lot faster. A cordless screw driver would be a perfect tool to use when hanging drywall.
Inside of a Cordless Screw Driver
Some things that you might find when looking on the inside of a cordless screw driver would be things such as:
- A switch
- A rechargeable battery
- A dual planetary gear system
- An electric motor
- A chuck which holds the screwdriver in place
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