what size socket for spark plug

{"cid":"91181833","title":"Car Engine Parts Spark Plug D8ETC NGK Copper Core Plug Number D8EA Spark Plug","imgUrl":"https:\/\/img.silkroadsl.com\/nimg\/8a\/72\/0ae204252282279ffb083c3ae0dd-200x200-1.jpg","attrs":{"Price":"$0.38-$0.52","Brand Name":"Takumi","Model Number":"D8ETC","Minimum Order Quantity":"2000pcs","Delivery Time":"45 working days","Certifiion":"ISO14001\/TS16949, ISO\/TS 16949 ISO9001","Place of Origin":"Hunan, China","Payment Terms":"T\/T, L\/C, D\/A, D\/P, Western Union, MoneyGram","Packaging Details":"pack as required","OE":"D8EA","Thread size":"M12x1.25","Reach":"19mm","Hex":"17.5mm","Resistor or Non-Resistor":"Non Resistor","Electrode Type":"J Type","Car Make":"yamaha honda alpha royal enfield tvs suzuki honda lml"}}

{"cid":"91201957","title":"UL Certified 1000A Hazardous Location Explosion Proof Plug And Socket","imgUrl":"https:\/\/img.silkroadsl.com\/nimg\/04\/31\/4382a5bca640bfdded9deb8c5f4d-200x200-1.jpg","attrs":{"Brand Name":"Crown Extra","Model Number":"AC8060","Place of Origin":"China","Rated Current":"15A, 25A, 60A, 150A, 100A, 200A, 300A","Protection Level":"IP54","Application Area":"Zone 1, 2","Voltage Rating":"250V","Certifications":"ATEX, IECEx, UL, CSA","Application":"Hazardous Location","Number Of Wires":"4","Current":"1000A"}}