There's nothing special about the plugs you have. The threads are what's called "pipe thread", which is tapered. It will tighten up enough to seal, and still have threads showing. Perfectly normal. I have extras, and the wrench size varies between manufacturers.
__________________
Moderator
Think you're too old to cry or swear out loud...walk into your hitch in the dark.
2012 Jay Flight 19RD
2016 Ford F150 XLT 2X4 SC 3.5L Eco Max Tow
2010 Tundra TRD DBL Cab (Traded)
2 new fluffy Corgis, Bayley and Stanley
|