The NGK BM6A spark plug typically requires a 13/16-inch (21mm) spark plug socket for installation and removal. It's important to use the correct size to avoid damaging the spark plug or the engine. Always refer to the specific manufacturer's guidelines for any additional recommendations.
If it's the "oil" drain plug, the size wrench is, better yet use a socket wrench=13mm.
The wrench size is 14mm.
What wrench size is need for a 2007 Honda Civic oil plug?
It takes a 17mm Allen wrench to remove the fill plug.
15mm
13mm
The wrench size should be 15mm.
If it is an original style drain plug a 15mm wrench is what you want.
If the drain plug is original equipment, it takes a 17mm wrench or socket.
It should 14 mm wrench.
Mine is 12mm wrench, but some are different.
The original engine oil drain plug wrench size should be 15mm.