JTC-4623 3PCS SPARK PLUG TORQUE SOCKET SET
• Operate by 3/8" wrench.
• To set spark plug torque when tighten the screw.
• 3/8" x 14mm: Φ19.6/19NM
• 3/8" x 16mm: Φ20.8/20NM
• 3/8" x 21mm: Φ27.8/25NM