Figure 1-5.-Use of open-end wrench.
handle and a socket-type wrench that can be
to accommodate a bolt protruding through a nut, has
attachedto the handle.
a hexagonal head, and is used like a screwdriver. It
is supplied in small sizes only and is useful for
The Spintite wrench, shown in figure 1-8, is a
assembly and electrical work. When used for the
special type of socket wrench. It has a hollow shaft
latter purpose, it must have an insulated handle.