Oxygen Sensor Socket Set, 16PC O2 Sensor Socket Removal Tool and Thread Chaser Set w/ 1/2" Swivel Adapter & 3"/6" Extensions, 22/27/29mm 7/8" 1-1/16" Sockets for Tight Engine Spaces. Product Specifications: This 16-piece O2 sensor socket set includes ten 1/2" and 3/8" drive sockets (22mm, 27mm, 29mm, 7/8", 1", 1-1/16"), two thread chasers (M121.25, M181.5), two extensions (3" & 6"), a 1/2" universal joints, and a 3/8" to 1/2" adapter for complete coverage.
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