This Drive Hammer can be used as a screwdriver and a hammer. You can attach it to you with a tether so it will not float off. This tool is very useful when it comes to fixing things from big to small. It also is very useful because a screwdriver and a hammer are often used together. Astronauts can carry this tool with them by attaching it to their indoor clothes or to their spacesuit for a spacewalk. It is easy to hold.

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