LSM Lash Adjuster Torque Wrench (LSM-TQ100 KIT)VALVE LASH ADJUSTING TORQUE 3 8"Drive With Hex Keys Part Number: LSM TQ100 KIT The LSM TQ 100 3 is a combination precision torque wrench and valve adjustment tool. It simplifies precision valve lash settings by properly torquing adjuster nuts every time. One tool does all "shaft" style rocker systems. Comes with 5 32, and 3 16 Hex Keys Accepts any standard 3 8 drive socket. (Socket not included)