Lisle 12230 Oxygen Sensor Thread Chaser
ARES 71112 - Oxygen Sensor Rethread Tool - Easily Cleans Oxygen Sensor Hole Threads - Works with M18 x 1.5mm Spark Plug Threads
GEARWRENCH 18mm x 1.50 NF Hex Die - 82874N
Lisle 70940 3-Piece Tap Socket Set
Irwin Tools 2449 Irwin Hanson - Tapspkplg14-1.25
Lisle 20200 Thread Chaser
Vermont American 21164 18MM-1.50 High Carbon Steel Metric Spark Plug Tap
Irwin 0 - 1/2" Hanson Adjustable Tap Wrench
Lisle 70500 Tap Socket Set