Key Features

• Makes adjusting valves easier
• Designed for engines with a 10mm jam nut and slotted valve adjusting stud
• Unique all-in-one design positively tightens jam nut while preventing stud movement
• 7-1/2" handle provides necessary torque for loosening jam nuts
• View window shows screwdriver blade position for easier engagement

Product Description

648827 Features: -Jam nut valve adjustment tool.-Engines with 0.39" jam nut and slotted valve adjusting stud.-Tightens jam nut while preventing stud movement.-7.5" Handle provides necessary torque for loosening jam nuts.-View window shows screwdriver blade position for easier engagement. Dimensions: -Product weight: 0.61 lb.