A folding <a href="https://en.wikipedia.org/wiki/hex_key" class="extiw" title="en:hex key">hex key</a> set. Manufactured by <a href="https://en.wikipedia.org/wiki/Holo-Krome" class="extiw" title="en:Holo-Krome">Holo-Krome</a> and branded <a href="https://en.wikipedia.org/wiki/Allen_(brand)" class="extiw" title="en:Allen (brand)">Allen</a>; both were owned by the <a href="https://en.wikipedia.org/wiki/Danaher_Corporation" class="extiw" title="en:Danaher Corporation">Danaher Corporation</a> at the time.
<a rel="nofollow" class="external text" href="https://www.flickr.com/people/aplumb/">Andrew Plumb</a>
CC BY 3.0
<a href="https://en.wikipedia.org/wiki/Flickr" class="extiw" title="en:Flickr">Flickr</a> <a rel="nofollow" class="external autonumber" href="https://www.flickr.com/photos/aplumb/5229056788/">[1]</a>