For a professional fit into your Poly or Flatube Main Line!
.400 Barb Flatube/Poly x 5/8-inch Drip Tape.
Use with DPS-400 Punch Tool
To use DP-400S Punch, Insert Punch through 400B-06 Fitting, then Push and Twist Punch into Mainline. Â With one motion, you make a clean cut and insert the Tape Fitting into the mainliine!
— The Nut screws down over top of the Drip Tape. Do not remove the nut.