An astronaut holding the Pistol Grip Tool, which looks like an electric screwdriver. The astronaut's face is visible through his visor, he is smiling. He stands next to a large gold box with a bit of the Shuttle visible behind him.

SM3A: Hubble Powertool in use under 2nd EVA

Astronaut Claude Nicollier, mission specialist from the European Space Agency (ESA), works at a storage enclosure, using one of the Hubble powertools, during the second of three STS-103 extravehicular activities (EVA).

Credits: NASA
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Image CreditNASA
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