Coped / Notched style bungs make it easier to weld for round piping whether you are a pro or a novice. Bung Height 0.50 in. Be prepared to provide photo evidence that is clear enough to show the whole item and a closer shot of the issue.
Exhaust Sensor Bung 304 Steel M18 x 1.50 in Coped Notched Style Pack of 10
Exhaust Sensor Bung 304 Steel M18 x 1.50 in Coped Notched Style Pack of 30
10PACK O2 OXYGEN SENSOR BUNG M18 X 1.5 Notched Weld on O2 SENSOR Bung 304 Steel
10 Pcs O2 OXYGEN SENSOR BUNG M18 X 1.5 Notched Weld on O2 SENSOR Bung 304 Steel
2Pack O2 Oxygen Sensor Bung M18 X 1.5 Notched O2 Sensor Bung 304 Stainless Steel
2Pcs O2 Oxygen Sensor Bung M18 X 1.5 Notched O2 Sensor Bung 304 Stainl Ess Steel