aser Welded Tips Trivalent Metal Plating Longest Life Available Thread Size: 12mm Thread Pitch: 1.25mm Seat Type: Gasket Resistor: Yes Resistor Value: 5K Ohm Reach: 26.5mm (1.04") Hex Size: 9/16" (14mm) Terminal Type: Solid Overall Height: ISO Gap: .024" (0.6mm) Center Electrode: Material: Iridium Type: Fine Wire Size: 0.6mm Projection: Projected Ground Electrode: Material: Platinum Type: Standard Torque Specs: Cast Iron: 10.8-18 lb. ft. Aluminum: 10.8-14.5 lb. ft. Brand: NGK Heat Range: 8 Longevity: 80-100k