Complete 5 count O2 Sensor Socket Set: Includes 3/8" drive x 7/8" (22mm) deep socket, 3/8" drive x 7/8" crowfoot socket, 1/2" drivex 7/8" crowfoot socket, plus M12x1.25 & M18x1.5 thread chasers for sensor removal and repair.

Slotted 6-Point Offset Design: 6-point sensor sockets with side cutout allow removal and installation with the wiring harness attached, while the offset crowfoot design improves access in tight spaces.

Thread Cleaning & Repair Tool: Thread chasers clean rusted threads, repair damaged sensor ports, and help -threading during O2 sensor installation.

Heavy-Duty Chrome Moly Steel: Made from chrome molybdenum steel, heat treated for strength and torque resistance, with a black phosphated finish to resist rust and .

Wide Compatibility & Easy Use: Compatible with 3/8" and 1/2" ratchets or breaker bars, ideal for removing and installing heated and non-heated (lambda) sensors .