OXYGEN SENSOR WRENCH 2-1/8 SPLINE MST9375B | eBaydiy Tools

Includes a 12 point and 6 point SP Spline Grip Drive™ wrench to remove oxygen sensors
Reduces damaging frozen-in-place oxygen sensors
Works on foreign and domestic 22mm, non-shielded oxygen sensors accessing confined areas and with large 3\” diameter exhaust tubing where the sensor is on top of the exhaust tube