Remove Oxygen Sensors, Injectors, Oil Pressure Sending Units and Vacuum Switches Heat Treated Chrome Vanadium and Chrome Molybdenum Steel with a Black Oxide Finish Accepts either 3/8" or 1/2" Square Drive Ratchet Depending on the Size of the Socket 10pc Set Includes: 1-3/16" (29mm) x 1/2" drive oil pressure sending unit socket 7/8" (22mm) x 3/8" drive universal vacuum PVS, TVS valve and oxygen sensor socket 1-1/8" (28mm) x 1/2" drive injector socket 7/8" (22mm) x 3/8" drive oxygen sensor socket 7/8" (22mm) x 1/2" drive injector socket 1-5/8" (27mm) x 1/2" drive GM thermal sensor switch socket 1" and 1-1/16" x 3/8" drive oil pressure sending unit socket 7/8" (22mm) x 3/8" drive low profile offset oxygen sensor socket 7/8" (22mm) x 1/2" drive long-reach vacuum switch socket 7/8" (22mm) x 1/2" drive oxygen sensor socket Also Includes a Blow Mold Case for Storage REMOVE OXYGEN SENSORS FROM YOUR VEHICLE This 10 Piece Specialty Sockets O2 Sensor Tool Set lets you quickly and easily remove oxygen sensors, oil pressure sending unit, fuel injectors, and vacuum switches; Some O2 socket pieces feature cutout sides to prevent damage to wires and tubes; Remove and install parts on most domestic and some international vehicles USE WITH YOUR TOOLS Features 38inch or 12inch square drive to fit your O2 sensor wrench drives; For use with ratchet, breaker bar, or hand wrench driver tools not included; Not compatible with impact tools; Use this tool in conjunction with the O2 Sensor Thread Chasers to install new sensors easily thread chaser and sensors not included BUILT TO LAST Constructed of heattreated chrome vanadium steel, this oxygen sensor remover set is built for strength, durability, and longevity; Each 02 sensor socket is coated with a black oxide finish to provide resistance to rust and corrosion CONTENTS This specialty tools set includes 10 pieces 12 inch dr x 22mm x 6PT x 110mm, 12 inch dr x 29mm x 6PT x 90mm, 12 inch dr x 22mm x 12PT x 78mm, 12 inch dr x 27mm x 12PT x 78mm, 12 inch dr x 28mm x 12PT x 78mm, 12 inch dr x 78 x 50mm, 38 inch dr x 78 x 6PT x 80mm, 38 inch dr x 78 x 6PT x 90mm, 38 inch dr x 78 x 30mm, and 38 inch dr x 1 and 116 x 74mm CONVENIENT STORAGE The plastic blowmolded case is included to provide safe storage, fast organization, and easy transportation; Case measures at 11.8 x 9.8 x 2.5 inches 29.9 x 24.9 x 6.3 cm and features locking latches and a comfortable handle