Spark Plug Spanner 19 x 13mm SKU: 229700 MODEL: C500-624 Error. try again later You've successfully joined the club $ 7 .36 each Available on orders $50 to $1500. More info × Mitre 10 Variants Sparkplug spanner for easy removal of your spark plugs, as well as adjusting your bar nuts. Features and benefits As fitted to many OEM engines. Fits 19mm spark plugs. Fits 13mm bar nuts.