ASTM A 193 GRADE B7 THREADED BARS WITH HEAT TREATMENT - BLACK FINISH 1/2" x 13 UNC 5/8" X 11 UNC 3/4" X 10 UNC 7/8" X 9 UNC 1" X 8 UNC 1.1/8" X 8 UN 1.1/4" X 8 UN M12 X 1.75 P M16 X 2 P M20 X 2.5 P ANSI B18.2.2 Double chamfered (plain) A194 2H Heavy Hex Nuts Black Finish Duly heat treated 1 ½” x 13UNC 2 5/8” x 11UNC 3 ¾” x 10UNC 4 7/8” x 9UNC 5 1” x 8UNC 6 1.1/8” x 8UN 7 1.½” x 8UN 8 1.1/4” x 8UN 9 1.1/8” x 7UN ANSI B18.2.4.6M Double chamfered (plain) A194 2H Heavy Hex Nuts Black Finish Duly heat treated 10 M12 x 1.75P 11 M16 x 2P 12 M20 x 2.5P 13 M24 x 3P 14 M30 x 3.5P 15 M36 x 4P 16 M42 x 4.5P 17 M45 x 4.5P 18 M30 x 3P 19 M36 x 3P 20 M39 x 3P 21 M42 x 3P 22 M45 x 3P