Thread 12mm x hex 18mm x pitch 1.25mm. Ceramic resistor. Heat range 8. 19mm (3/4") reach. 0.6mm fine wire iridium centre electrode. 0.7...
NGK DR8ES-L (2923). Thread Diameter: 12mm (M12). Thread Pitch: 1.25mm. Seat Type: Gasket. Reach:19mm. Hex Size: 18mm. Terminal Type: Thread ...