Allen wrench Directory References Discover Why Is the Mona Lisa So Famous? Nostradamus and His Prophecies New Seven Wonders of the World 10 Failed Doomsday Predictions The World’s 5 Most Commonly Used Writing Systems What Is the Most Widely Practiced Religion in the World? How Many Countries Are There in the World? Contents Allen wrench tool Ask the Chatbot a Question Ask the Chatbot a Question Learn about this topic in these articles:wrenches In wrench…usually referred to as an Allen wrench; it consists of a hexagonal bar of tool steel shaped into the form of an L, either end of which fits into the recess.Read More