Imagine you’re driving the allen socket into the allen head bolt. (You can use a regular 3/8- or 1/2-inch ratchet wrench, but beating on the back of the head of a ratchet wrench tends to be hard ...

You might find a hex bolt head that will fit the Allen bolt. Instructables user irmiger recently had to remove a 14mm Allen bolt to repair a car part but the largest allen wrench he had was only ...