Spark Plug Wrench
Marking: "KLEIN 21"
Marking Direction: Towards the Socket
Length: 225.2mm (measured 220mm)
Finish: Satin Chrome Finish
Finish: Bright Chrome Finish
NOTE: 912 version of the Spark Plug Wrench was nearly identical but slightly longer, measured at 284mm. "KLEIN 21" is stamped on the shaft instead of the "end" like on the 356 C Spark Plug Wrench, see below: