The Performance Tool W163C Wide Gap Spark Plug & Gap Tool enables accurate spark plug adjustment and includes an electrode tool for added convenience. It features 8 durable round wire blades in both decimal and metric sizes, covering a range of SAE sizes from .025 inches to .080 inches and metric sizes from .635mm to 2.03mm.

Product Features:

• For use with newer autos with high energy engines.
• Accurately set spark plugs with electrode tool included.
• 8 durable round wire blades in decimal and metric sizes.
• SAE Sizes: .025, .030, .035, .040, .044, .054, .060 and .080-Inch
• Metric Sizes: .635, .762, .889, 1.01, 1.11, 1.37, 1.52 and 2.03mm