3 8 npt thread size July 8, 2019 16 32 64 128 3 8 npt thread size in mm 3 8 npt thread drill size 3 8 18 npt thread size 3/8 npt thread size Hole size for 3 8 npt thread What size drill bit for 3 8 npt thread Thread pipe 3/8 npt thread 3/8 npt thread dimensions
