General description Sealey VS5281 Oxygen Sensor Thread Repair Kit is designed to save time and money by allowing the replacement of damaged oxygen sensor threads with a new threaded insert. This comprehensive kit is ideal for repairing Lambda threads efficiently. Technical specifications Model No.: VS5281 Includes: Installation tool, reamer, two taps (M18 x 1.5mm x 50mm and M20 x 1.5mm x 50mm), and five inserts Storage case: Yes Other information Supplied with five insert nuts with collar Spares inserts available (Part No. VS5281R)