• Fits spark plugs used on Harley-Davidson Twin Cam & Milwaukee-Eight motors
• Fits 16mm and 5/8" spark plugs
• Ultra-strong tool steel construction
• Slim skeleton profile
• Use with a 3/8" square drive or 17 mm wrench
• Innovative internal plug retention system
• Protective black oxide coating
• Easy to read laser etched markings
• Can be used as an axle holding tool on bikes with 17 mm or 19 mm internal hex axles. Through hole allows use of screwdriver or holding rod
• Light weight
• Outer diameter 21.55 mm (0.848")
• Lifetime limited warranty
• Patented Design

Part Numbers:
Manufacturer Part #: 08-0649
P/N: 3801-0329/57-8649