Measure your supply tube from your pump. Order this if the OD is (3/8").
NOTE: This kit does not take place of the actual part but it does provide a "work around" to keep the unit running. It may require additional parts and/or adjustments to fit your unit. Click Here to view technical video
This item fits the following models:
Thunderbolt Black Oxide Drill Bit Set (15 Pc)
1/4" x 50 Ft Noodle Air Hose with Coupler and Plug