Encyclopedia > Allen wrench

Article Content

Allen wrench

An Allen wrench, Allen key or hex head wrench is a tool used to drive screws and bolts with a hexagonal socket in the head.

All Wikipedia text is available under the terms of the GNU Free Documentation License

Search Encyclopedia

Search over one million articles, find something about almost anything!

Featured Article

Kings Park, New York

... living together, 8.7% have a female householder with no husband present, and 23.4% are non-families. 20.1% of all households are made up of individuals and 10.6% hav ...