Performance:Socket head increase contact area to prevent the fastener from round-off.The O2 sensor remover with anti-slip slotts design, durable construction, easy operation, and can quickly and accurately complete sensor tightening and disassembly tasks.Antislip with ergonomical shape provide great comfortable grip, precise tip ensure more secure fit. It can reach into the narrow place. for use in complex environments.Feature:Product Name: Car O2 Sensor SocketMaterial:Chrome Vanadium SteelColor:Silver ToneSocket Type:6 PointSocket Inner Diameter:22mm/0.87″Square Drive Hole Inner Diameter:1/2inchSlotted Size:18mm/0.71″Sensor Socket Size:90mm/3.54″(L)Made of:Durable Chrome Vanadium Steel, solid construction, anti-corrosion and anti-rust.High precision and hardness to provide a much longer service life.