1/2"Dr double square hole drive, 22mm (7/8") x 30mm 6 pt Flare nut socket for vacuum switch & oxygen sensor service on computer controlled engines. Offset design socket allows access in tight areas. For oxygen sensors in exhaust manifolds of 1981 and later model cars and trucks. Applicable: MERCEDES, PORSCHE, BMW, VW, AUDI, VOLVO and MORE.

• 1/2"Dr double square hole drive, 22mm (7/8") x 30mm 6 pt Flare nut socket for vacuum switch & oxygen sensor service on computer controlled engines. Offset design socket allows access in tight areas. For oxygen sensors in exhaust manifolds of 1981 and later model cars and trucks. Applicable: MERCEDES, PORSCHE, BMW, VW, AUDI, VOLVO and MORE.

1/2"Dr double square hole drive, 22mm (7/8") x 30mm 6 pt Flare nut socket for vacuum switch & oxygen sensor service on computer controlled engines. Offset design socket allows access in tight areas. For oxygen sensors in exhaust manifolds of 1981 and later model cars and trucks. Applicable: MERCEDES, PORSCHE, BMW, VW, AUDI, VOLVO and MORE.Unbrand