The PVC drilling machine is used to cut through the PVC pipe wall via the corporation stop inserted into the service saddle while under pressure. The DMPVC tool consists of the base unit and corp adapters in a carrying case. It utilizes Reed PVC shell cutters which are sold separately. The DMPVCBASE machine consists of the base unit, allowing the customer to purchase individual corp adapters and the necessary shell cutters for either 3/4? or 1? corporation size. DMPVC COMPLETE ships in a plastic toolbox and includes the DMPVC base along with corp adapters and PVC shell cutters for both 3/4? and 1? drilling projects. NPT to CC thread converters, and a 7/16? socket wrench complete the set.