Amazon.com: 8mm Horizontal Jack Plug MTQY 12PCS 8mm Black Horizontal Jack Bottle Jack Floor Jack Oil Reservoir Rubber Filler Flush Type Hole Plugs Bung for Oil Reservoir Filler Hole : Automotive
PerTronix Spark Plug Wires, 8mm MAGx2, Cut-To-Length, Blue | Classic VW Parts for Beetle, Bus, Ghia, Thing, Type 3
rubber plug, 8mm, to close e.g. drillings for cavity sealing. For sheet metals to 2mm strength