Neilsen Laser Tools Oxygen Lambda Sensor Thread Repair Tool Kit For repair of defective oxygen sensor threads Reamer Ø 18.6 mm, for reaming of oxygen sensor threads Tap M20 x 1.5, for cutting the repair bushing threads Tap M18 x 1.5, for cutting of oxygen sensor threads Insertion tool to insert the threaded bushings 5 repair bushings.
eBay