UNF: 1/4" X28TPI 5/16" X 24 TPI 3/8" X 24 TPI 7/16" X 20 TPI 1/2" X 20 TPI 9/16" X 18 TPI 5/8" X 18 TPI 3/4" X 16 TPI
UNC: NO4 X 40TPI NO5 X 40 TPI NO6 X 32 TPI NO 8 X 32 TPI NO 10 X 24 TPI NO 12 X24 TPI 1/4" X 20 TPI 5/16" X 18 TPI 3/8" X 16 TPI 7/16" X 14TPI 1/2" X 13 TPI 9/16" X 12 TPI 5/8" X 11 TPI 3/4" X 10 TPI
METRIC: 10MM X 1.00 PITCH 14MM X1.25 PITCH 18MM X 1.50 PITCH
UNS: NO4 X36TPI NO 10 X 32 TPI NO14X20TPI 3/16" X 24TPI