Screwing Size Screwing Size Threads Per Inch Screwing Size A
Out side Size		 B
Thickness
MM Inch BSW BSF UNF UNC BSP Inch Inch
2 x .4 1/16 60 ------- ------- ------- ------- 13/16 1/4
2.5 x .45 3/32 48 ------- ------- ------- ------- 13/16 1/4
3 x .5 1/8 40 ------- ------- ------- ------- 13/16 1/4
4 x .7 5/32 32 ------- ------- ------- ------- 13/16 1/4
5 x .8 3/16 24 32 ------- ------- ------- 13/16 1/4
6 x 1.0 7/32 24 28 ------- ------- ------- 13/16 1/4
------ 1/4 20 26 28 20 ------- 13/16-1-1.5/16 1/4-3/8-7/16
7 x 1.0 9/32 20 26 ------- ------- 1/8 x 28 1-1.5/16 3/8-7/16
8 x 1.25 5/16 18 22 24 18 ------- 1-1.5/16 3/8-7/16
10 x 1.75 3/8 16 20 24 16 ------- 1-1.5/16-1.1/2 3/8-7/16-1/2
11 x 1.5 7/16 14 18 20 14 ------- 1.5/16-1.1/2 7/16-1/2
12 x 1.75 1/2 12 16 20 13 ------- 1.5/16-1.1/2-2 7/16-1/2-5/8
14 x 2.0 9/16 12 16 18 12 1/4 x 49 1.1/2-2-2.1/4 1/2-5/8-11/16
16 x 2.0 5/8 11 14 18 11 3/8 x 19 1.1/2-2-2.1/4 1/2-5/8-11/16
------ 11/16 11 14 18 ------- ------- 1.1/2-2-2.1/4 1/2-5/8-11/16
18 x 2.5 3/4 10 12 16 10 ------- 1.1/2-2-2.1/4 1/2-5/8-11/16
20 x 2.5 13/16 10 12 16 ------- 1/2 x 14 2-2.1/4 5/8-11/16
22 x 2.5 7/8 9 11 14 9 5/8 x 14 2-2.1/4 5/8-11/16
24 x 3.0 1 8 10 12 8 3/4 x 14 2-2.1/4-3 5/8-11/16-7/8
27 x 3.0 1.1/8 7 9 12 7 1 x 11 2.1/4-3 11/16-7/8
30 x 3.5 1.1/4 7 9 12 7 1.1/4 x 11 3-4 7/8-1
33 x 3.5 1.3/8 6 8 12 6 1.1/2 x 11 3-4 7/8-1
36 x 4.0 1.1/2 6 8 12 6 ----- 3-4 7/8-1
39 x 4.0 1.5/8 5 8 ------- ------- ----- 3-4 7/8-1
42 x 4.5 1.3/4 5 7 ------- 5 2 x 11 4 1
45 x 4.5 1.7/8 4.1/2 7 ------- ------- ------- 4 1
50 x 5.0 2 4.1/2 7 ------- 4.1/2 ------- 4 1

Special Sizes of Round Dies can also be supplied against order. We can Supply Left Hand Round Dies also.
 

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