A ground piercing pipe tool for carrying and depositing pipes of different
inner diameter under a ground surface, comprising a ground piercing tip
and impact-receiving end cap respectively connected to forward and rear
ends of a rod and characterized by at least one of the tip and end cap
being releasably connected to the rod so as to allow the pipes to receive
the rod and further characterized by the tip and end cap having radially
spaced outer supports dimensioned to engage inner surfaces of different
ones of the pipes at tip and end cap ends thereof and to longitudinally
support the pipes on the rod for selective deposit under the ground
surface upon removal of one of the tip or end cap.