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28
2023
-
03
Use and structure of charging drill
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The rechargeable drill is a portable electric drill that carries a lithium ion battery or nickel chromium battery and can be recharged repeatedly. This electric hand drill does not require external power supply when working, so it is very suitable for use in the field or in places where there is no power supply.
purpose
It is used for screwing in and out of drilling holes, screws, wood screws, self tapping screws, etc. It can also be used for drilling holes in various metals and wood.
There are 7.2V, 9.6V, 12V, 14.4V, 18V series according to the voltage of the rechargeable battery block used.
According to battery classification, lithium batteries can be divided into two types: lithium batteries and nickel chromium batteries. Lithium batteries are more portable, with lower battery losses, and higher prices than nickel chromium batteries.
structure
It mainly consists of a DC motor, gear, power switch, battery pack, drill chuck, casing, etc.
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