12 mm x 1.50 thread size July 8, 2019 16 32 64 128 12mm x 1.50 thread size 3/4 hex 12mm x 1.50 thread size 13/16 hex 12mm x 1.50 thread size 3 4 hex 12mm x 1.50 thread size 3 4 and 13 16 hex 12mm x 1.50 thread size 13 16 hex