Features: 10Pcs Sensor Oil Pressure Sending Unit Socket Set Oxygen Injection Tool Set Remove Oxygen Sensors Injectors Oil Pressure Sending Units And Vacuum Switches Heat-treated Chrome Vanadium And Chrome Molybdenum Steel With Black Oxide Finish Accepts Either 3/8 Or 1/2inches Drive Ratchet Depending On The Size of The Socket 10Pc Oxygen Sensor & Diesel Injection Oil Pressure Unit Vacuum Switches Socket Set Heat Treated Chrome Vanadium & Chrome Molybdenum Steel With Black Oxide Finish Accepts Either 3/8inches Or 1/2inches Square Drive Ratchet Depending On The Size of The Socket Make It Easy And Fast To Remove Oxygen Sensors Injectors Oil Pressure Sending Units And Vacuum Switches From Almost Any Vehicle 7/8 Inch X 3-1/8 Inch Long 3/8 Inch Square Drive 1inches And 1-1/6inches Dual Opening X 2-7/8inches Long 3/8inches Square Drive 7/8inchesX 3-1/2inches Long 3/8inches Square Drive 7/8inches X 3-1/2inches Long Square Drive 7/8inches X 1-3/16inches Long 3/8inches Square Drive 7/8inches X 1-7/8inches Long 1/2inches Square Drive 29mm X 3-1/2inches Long 1/2inches Square Drive 7/8inches X 4-5/16inches Long 1/2inches Square Drive 7/8inches X 3-1/16inches Long 1/2inches Square Drive 27mm X 3-1/16inches Long 1/2inches Square Drive 28mm X 3-1/16inches Long 1/2inches Square Drive Blow Molded Case Included Not Include Instruction Or Manual