Check the listing for details. 5-Piece Offset O2 Sensor Wrench Removal Tool and Thread Chaser Tool Kit. Color: Black, Condition: New. Listed at 23.99 USD. YIYITOOLS Oxygen Sensor Socket Set 5-Piece Offset O2 Sensor Wrench Removal Tool and Thread Chaser Tool Kit 3/8" 1/2" Drive, 22mm (7/8"), Automotive Oxygen Sensor Sockets 5-Piece O2 Oxygen Sensor Socket: 3Pcs offset oxygen sensor socket: 1/2" Dr. x 7/8" (22mm); 3/8" Dr. x 7/8" (22mm); long 3/8" Dr. x 7/8" (22mm) 2Pcs thread chaser: M12 x 1.25mm; M18 x 1.5mm Superior Quality Material Construction: Crafted from high-quality chrome molybdenum steel, with a black phosphated surface finish and heat treatment, for exceptional durability and longevity Low-Profile Slotted Design: The unique 6-point low-profile slotted design of the square hole enhances grip, have a good anti-slip effect, keeping your ratchet securely in place during use. Its compact and offset socket provides increased leverage.