Dies

Round dies

Round dies dimension, Other sizes available on request
Size Diameter/d Pitch/P D E
M2 2.0 0.40 16 5
M3 3.0 0.5 20 5
M4 4.0 0.7 20 5
M5 5 0.8 20 7
M6 6 1.0 20 7
M7 7 1.0 25 9
M8 8 1.25 25 9
M10 10 1.5 30 11
M12 12 1.75 38 14
M14 14 2 38 14
M16 16 2 45 14
M18 18 2.5 45 18
M20 20 2.5 45 18
M22 22 2.5 55 22
M24 24 3 55 22
M27 27 3 65 25
M30 30 3.5 65 25
M33 33 3.5 65 25
M36 36 4 65 25
M39 39 4 75 30
M42 42 4.5 75 30

Dies for unified threads

Dies dimension, Other sizes available on request
Item Thread/inch Diameter Pitch D E
No.2-56UNC 56 2.184 0.454 16 5
No.3-48UNC 48 2.515 0.529 16 5
No.4-40UNC 40 2.845 0.635 20 5
No.5-40UNC 40 3.175 0.635 20 5
No.6-32UNC 32 3.505 0.794 20 7
No.8-32UNC 32 4.166 0.794 20 7
No.10-24UNC 24 4.826 1.058 20 7
No.12-24UNC 24 5.486 1.058 20 7
1/4-20UNC 20 6.350 1.27 25 9
5/16-18UNC 18 7.938 1.411 25 9
3/8-16UNC 16 9.525 1.588 30 11
7/16-14UNC 14 11.112 1.814 30 11
1/2-13UNC 13 12.700 1.954 38 14
9/16-12UNC 12 14.288 2.117 38 14
5/8-11UNC 11 15.875 2.309 45 18
3/4-10UNC 10 19.050 2.540 45 18
7/8-9UNC 9 22.225 2.822 55 22
1-8UNC 8 25.400 3.175 55 22

Dies for whitworth threads

Dies dimension, Other sizes available on request
Item Thread/inch Diameter Pitch D E
1/8-40 BSW 40 3.175 0.635 20 5
3/16-24 BSW 24 4.762 1.058 20 7
1/4-20 BSW 20 6.350 1.270 25 9
5/16-18 BSW 18 7.938 1.411 25 9
3/8-16 BSW 16 9.525 1.588 30 11
7/16-14 BSW 14 11.112 1.814 30 11
1/2-12 BSW 12 12.700 2.117 38 18
9/16-12 BSW 12 14.288 2.117 38 14
5/8-11 BSW 11 15.875 2.309 45 18
11/16-11 BSW 11 17.462 2.309 45 18
3/4-12 BSW 12 19.050 2.117 45 14
7/8-11 BSF 11 22.225 2.309 55 22
1-8 BSW 8 25.4 3.175 55 22
1-10 BSF 10 25.400 2.540 55 22

Dies for 55 degree parallel pipe threads

Dies dimension, Other sizes available on request
Item Thread/inch Diameter Pitch D E
G 1/8 28 9.728 0.907 30 11
G 1/4 19 13.157 1.337 38 10
G 3/8 19 16.662 1.337 45 14
G 1/2 14 20.955 1.814 45 14
G 5/8 14 22.911 1.814 55 16
G 3/4 14 26.411 1.814 55 16
G 7/8 14 30.201 1.814 65 18
G 1 11 33.249 2.309 65 18
G 1-1/8 11 37.897 2.309 75 20
G 1-1/4 11 41.910 2.309 75 20
G 1-3/8 11 44.325 2.309 90 22
G 1-1/2 11 47.803 2.309 90 22
G 1-3/4 11 53.746 2.309 105 22
G 2 11 59.614 2.309 105 22

Dies for 55 degree taper pipe threads

Dies dimension, Other sizes available on request
Item Gauge plane major/d Thread/inch Diameter D E
R 1/8 9.728 28 0.907 30 11
R 1/4 13.157 19 1.337 38 14
R 3/8 16.662 19 1.337 45 18
R 1/2 20.955 14 1.814 55 22
R 3/4 26.441 14 1.814 55 22
R 1 33.249 11 2.309 65 25
R 1-1/4 41.910 11 2.309 75 30
R 1-1/2 47.803 11 2.309 90 36

Dies for 60 degree taper pipe threads

Spiral fluted Tap dimension, Other sizes available on request
Item Gauge plane major/d Thread/inch Diameter D E
1/8 NPT 10.242 27 0.941 30 12
1/4 NPT 13.616 18 1.411 38 18
3/8 NPT 17.055 18 1.411 45 18
1/2 NPT 21.224 14 1.814 45 24
3/4 NPT 26.569 14 1.814 55 24
1 NPT 33.228 11.5 2.209 65 28
1-1/4 NPT 41.985 11.5 2.209 75 30
1-1/2 NPT 48.054 11.5 2.209 90 30