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Spark Plug Wrench (1976-89)
Top: Knurled end
Marking: "KLEIN 21" or "21 KLEIN"
Marking Direction: Towards the Socket
Length: ??cm - Note: articulating with spring for tension
Drive: 10mm
Decal: none
Finish: Chrome Finish
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Allen Key (1969-77)
Size: 10mm
Marking: "DIN 911 SW10 KLEIN W.GERMANY"
or, no marking
Finish: Chrome Finish
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Spark Plug Wrench (1989)
For Model: ????
Top: Knurled Metal end
Marking: "KLEIN 21 W. Germany"
Marking Direction: Towards the Socket
Length: 14.7mm - Note: articulating
with spring for tension
Size: 21mm
Drive: 10mm
Decal: none
Finish: Chrome Finish
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