V-COIL - M20 x 1.5mm - Hex Tap for Oxygen Sensor LS. These taps have been manufactured by VÖLKEL and are part of the V-Coil brand, with 100 years of experience in manufacturing screw taps, VÖLKEL has become one of the worldwide leading suppliers for threading tools. Application: to be used with oxygen sensor thrreads Multi-Drive with hexagon hole for ratchet or hexagon keys, external hexagon for open-end wrench or ratchet for tapping, if oxygen sensor threads are defective non abrasive material up to 900 N\/mm² unalloyed and low alloyed steel This is not a stock item therefore please allow 1-3 working days for dispatch. As this is not kept as a stock item, this is non-returnable & non-refundable. V-COIL - M20 x 1.5mm - Hex Tap for Oxygen Sensor LS