EMSK: That screwdriver handles are shaped so that a wrench can slide over them for more torque (Xpost from /r/mildlyinteresting) : everymanshouldknow http://www.reddit.com/r/everymanshouldknow/comments/31oy90/emsk_that_screwdriver_handles_are_shaped_so_that/ Saved on Apr 10, 2015 #imported:pinboard #reddit Internet Archive
