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Carbon Steel Hex Dies

National Coarse Thread Hexagon Rethreading Dies

Carbon Steel. National Coarse Threads.
Used primarily for repairing existing threads.
Hex shape allows use in tight places.

These dies are meant to be used with a common adjustable wrench.
The dimension across the flats is not designed for any specific holder.

Follow this link to see the corresponding Taps for these Dies.

Follow this link to explore our complete offering of taps, dies, and other threading tools.
Quantity Price Model Description Size Threads Per Inch

$3.60 HDN-4-40
4-40 Carbon Steel Hex Rethreading Die 4 40

$3.60 HDN-5-40
5-40 Carbon Steel Hex Rethreading Die 5 40

$3.60 HDN-6-32
6-32 Carbon Steel Hex Rethreading Die 6 32

$3.60 HDN-8-32
8-32 Carbon Steel Hex Rethreading Die 8 32

$3.60 HDN-10-24
10-24 Carbon Steel Hex Rethreading Die 10 24

$3.60 HDN-12-24
12-24 Carbon Steel Hex Rethreading Die 12 24

$2.80 HD-1/4-20
1/4"-20 Carbon Steel Hex Rethreading Die 1/4" 20

$3.10 HD-5/16-18
5/16"-18 Carbon Steel Hex Rethreading Die 5/16" 18

$3.30 HD-3/8-16
3/8"-16 Carbon Steel Hex Rethreading Die 3/8" 16

$3.60 HD-7/16-14
7/16"-14 Carbon Steel Hex Rethreading Die 7/16" 14

$4.00 HD-1/2-13
1/2"-13 Carbon Steel Hex Rethreading Die 1/2" 13

$4.60 HD-9/16-12
9/16"-12 Carbon Steel Hex Rethreading Die 9/16" 12

$5.40 HD-5/8-11
5/8"-11 Carbon Steel Hex Rethreading Die 5/8" 11

$6.60 HD-3/4-10
3/4"-10 Carbon Steel Hex Rethreading Die 3/4" 10

$8.30 HD-7/8-9
7/8"-9 Carbon Steel Hex Rethreading Die 7/8" 9

$10.80 HD-1-8
1"-8 Carbon Steel Hex Rethreading Die 1" 8

$11.60 HD-1-1/8-7
1 1/8"-7 Carbon Steel Hex Rethreading Die 1 1/8" 7

$14.50 HD-1-1/4-7
1 1/4"-7 Carbon Steel Hex Rethreading Die 1 1/4" 7

$16.50 HD-1-3/8-6
1 3/8"-6 Carbon Steel Hex Rethreading Die 1 3/8" 6

$21.30 HD-1-1/2-6
1 1/2"-6 Carbon Steel Hex Rethreading Die 1 1/2" 6

National Fine Hexagon Rethreading Dies

Carbon Steel. National Fine Threads.
Used primarily for repairing existing threads.
Hex shape allows use in tight places.

These dies are meant to be used with a common adjustable wrench.
The dimension across the flats is not designed for any specific holder.

Follow this link to see the corresponding Taps for these Dies.

Follow this link to explore our complete offering of taps, dies, and other threading tools.
Quantity Price Model Description Size Threads Per Inch

$3.60 HDN-4-48
4-48 Carbon Steel Hex Rethreading Die 4 48

$3.60 HDN-5-44
5-44 Carbon Steel Hex Rethreading Die 5 44

$3.60 HDN-6-40
6-40 Carbon Steel Hex Rethreading Die 6 40

$3.60 HDN-8-36
8-36 Carbon Steel Hex Rethreading Die 8 36

$3.60 HDN-10-32
10-32 Carbon Steel Hex Rethreading Die 10 32

$3.60 HDN-12-28
12-28 Carbon Steel Hex Rethreading Die 12 28

$2.80 HD-1/4-28
1/4"-28 Carbon Steel Hex Rethreading Die 1/4" 28

$3.10 HD-5/16-24
5/16"-24 Carbon Steel Hex Rethreading Die 5/16" 24

$3.30 HD-3/8-24
3/8"-24 Carbon Steel Hex Rethreading Die 3/8" 24

$3.60 HD-7/16-20
7/16"-20 Carbon Steel Hex Rethreading Die 7/16" 20

$4.00 HD-1/2-20
1/2"-20 Carbon Steel Hex Rethreading Die 1/2" 20

$4.60 HD-9/16-18
9/16"-18 Carbon Steel Hex Rethreading Die 9/16" 18

$5.40 HD-5/8-18
5/8"-18 Carbon Steel Hex Rethreading Die 5/8" 18

$6.60 HD-3/4-16
3/4"-16 Carbon Steel Hex Rethreading Die 3/4" 16

$8.30 HD-7/8-14
7/8"-14 Carbon Steel Hex Rethreading Die 7/8" 14

$10.80 HD-1-14
1"-14 Carbon Steel Hex Rethreading Die 1" 14

$11.60 HD-1-1/8-12
1-1/8"-12 Carbon Steel Hex Rethreading Die 1 1/8" 12

$14.50 HD-1-1/4-12
1-1/4"-12 Carbon Steel Hex Rethreading Die 1 1/4" 12

$16.50 HD-1-3/8-12
1-3/8"-12 Carbon Steel Hex Rethreading Die 1 3/8" 12

$21.30 HD-1-1/2-12
1-1/2"-12 Carbon Steel Hex Rethreading Die 1 1/2" 12

Special Pitch Hexagon Rethreading Dies

Carbon Steel. Special Pitch Dies.
Used primarily for repairing existing threads.
Hex shape allows use in tight places.

These dies are meant to be used with a common adjustable wrench.
The dimension across the flats is not designed for any specific holder.

Follow this link to explore our complete offering of taps, dies, and other threading tools.
Quantity Price Model Description Size Threads Per Inch

$3.60 HDN-4-36
4-36 Carbon Steel Hex Rethreading Die 4 36

$10.80 HD-1-12
1"-12 Carbon Steel Hex Rethreading Die 1" 12

$18.50 HD-1-1/8-8
1-1/8"-8 Carbon Steel Hex Rethreading Die 1 1/8" 8

$19.30 HD-1-1/4-8
1-1/4"-8 Carbon Steel Hex Rethreading Die 1 1/4" 8

$22.00 HD-1-3/8-8
1-3/8"-8 Carbon Steel Hex Rethreading Die 1 3/8" 8

$30.70 HD-1-1/2-8
1-1/2"-8 Carbon Steel Hex Rethreading Die 1 1/2" 8

$45.00 HD-1-5/8-8
1-5/8"-8 Carbon Steel Hex Rethreading Die 1 5/8" 8

$45.00 HD-1-5/8-12
1-5/8"-12-Carbon Steel Hex Rethreading Die 1 5/8" 12

$45.00 HD-1-3/4-8
1-3/4"-8 Carbon Steel Hex Rethreading Die 1 3/4" 8

$45.00 HD-1-3/4-12
1-3/4"-12-Carbon Steel Hex Rethreading Die 1 3/4" 12

$52.00 HD-1-7/8-8
1-7/8"-8 Carbon Steel Hex Rethreading Die 1 7/8" 8

$52.00 HD-1-7/8-12
1-7/8"-12-Carbon Steel Hex Rethreading Die 1 7/8" 12

$61.00 HD-2-8
2"-8 Carbon Steel Hex Rethreading Die 2" 8

$61.00 HD-2-12
2"-12-Carbon Steel Hex Rethreading Die 2" 12

$61.30 HD-2-1/8-8
2-1/8"-8 Carbon Steel Hex Rethreading Die 2 1/8" 8

$61.30 HD-2-1/8-12
2-1/8"-12-Carbon Steel Hex Rethreading Die 2 1/8" 12

$61.30 HD-2-1/4-8
2-1/4"-8 Carbon Steel Hex Rethreading Die 2 1/4" 8

$61.30 HD-2-1/4-12
2-1/4"-12-Carbon Steel Hex Rethreading Die 2 1/4" 12

$102.00 HD-2-3/8-8
2-3/8"-8 Carbon Steel Hex Rethreading Die 2 3/8" 8

$102.00 HD-2-3/8-12
2-3/8"-12-Carbon Steel Hex Rethreading Die 2 3/8" 12

$102.00 HD-2-1/2-8
2-1/2"-8 Carbon Steel Hex Rethreading Die 2 1/2" 8

$102.00 HD-2-1/2-12
2-1/2"-12-Carbon Steel Hex Rethreading Die 2 1/2" 12

$121.00 HD-2-5/8-8
2-5/8"-8 Carbon Steel Hex Rethreading Die 2 5/8" 8

$121.00 HD-2-5/8-12
2-5/8"-12 Carbon Steel Hex Rethreading Die 2 5/8" 12

$121.00 HD-2-3/4-8
2-3/4"-8 Carbon Steel Hex Rethreading Die 2 3/4" 8

$121.00 HD-2-3/4-12
2-3/4"-12-Carbon Steel Hex Rethreading Die 2 3/4" 12

$173.00 HD-2-7/8-8
2-7/8"-8 Carbon Steel Hex Rethreading Die 2 7/8" 8

$173.00 HD-2-7/8-12
2-7/8"-12 Carbon Steel Hex Rethreading Die 2 7/8" 12

$199.00 HD-3-8
3"-8 Carbon Steel Hex Rethreading Die 3" 8

$199.00 HD-3-12
3"-12-Carbon Steel Hex Rethreading Die 3" 12

Metric Carbon Steel Hex Rethreading Dies

Carbon Steel. Metric sizes.
Used primarily for repairing existing threads.
Hex shape allows use in tight places.

These hex rethreading dies are meant to be used with a common adjustable wrench.
The dimension across the flats is not designed for any specific holder.

Follow this link to explore our complete offering of taps, dies, and other threading tools.
Quantity Price Model Description MM Dia. MM Pitches

$3.95 HDM-3-.5
3mm x .5 Carbon Steel Hex Die 3 mm .5

$4.80 HDM-3-.6
3mm x .6 Carbon Steel Hex Die 3 mm .6

$4.80 HDM-3.5-.5
3.5mm x .5 Carbon Steel Hex Die 3.5 mm .5

$4.80 HDM-3.5-.6
3.5mm x .6 Carbon Steel Hex Die 3.5 mm .6

$4.80 HDM-4-.5
4mm x .5 Carbon Steel Hex Die 4 mm .5

$3.95 HDM-4-.7
4mm x .7 Carbon Steel Hex Die 4 mm .7

$4.80 HDM-4-.75
4mm x .75 Carbon Steel Hex Die 4 mm .75

$4.80 HDM-5-.5
5mm x .5 Carbon Steel Hex Die 5 mm .5

$4.80 HDM-5-.75
5mm x .75 Carbon Steel Hex Die 5 mm .75

$3.95 HDM-5-.8
5mm x .8 Carbon Steel Hex Die 5 mm .8

$4.80 HDM-5-.9
5mm x .9 Carbon Steel Hex Die 5 mm .9

$4.80 HDM-5.5-.8
5.5mm x .8 Carbon Steel Hex Die 5.5 mm .8

$4.80 HDM-5.5-.9
5.5mm x .9 Carbon Steel Hex Die 5.5 mm .9

$4.80 HDM-6-.5
6mm x .5 Carbon Steel Hex Die 6 mm .5

$4.80 HDM-6-.75
6mm x .75 Carbon Steel Hex Die 6 mm .75

$3.95 HDM-6-1
6mm x 1.0 Carbon Steel Hex Die 6 mm 1

$5.50 HDM-7-.5
7mm x .5 Carbon Steel Hex Die 7 mm .5

$5.50 HDM-7-.75
7mm x .75 Carbon Steel Hex Die 7 mm .75

$4.50 HDM-7-1
7mm x 1.0 Carbon Steel Hex Die 7 mm 1

$5.50 HDM-8-.5
8mm x .5 Carbon Steel Hex Die 8 mm .5

$5.50 HDM-8-.75
8mm x .75 Carbon Steel Hex Die 8 mm .75

$4.50 HDM-8-1
8mm x 1.0 Carbon Steel Hex Die 8 mm 1

$4.50 HDM-8-1.25
8mm x 1.25 Carbon Steel Hex Die 8 mm 1.25

$5.50 HDM-9-.5
9mm x .5 Carbon Steel Hex Die 9 mm .5

$5.50 HDM-9-.75
9mm x .75 Carbon Steel Hex Die 9 mm .75

$5.50 HDM-9-1
9mm x 1.0 Carbon Steel Hex Die 9 mm 1

$5.50 HDM-9-1.25
9mm x 1.25 Carbon Steel Hex Die 9 mm 1.25

$6.00 HDM-10-.5
10mm x .5 Carbon Steel Hex Die 10 mm .5

$6.00 HDM-10-.75
10mm x .75 Carbon Steel Hex Die 10 mm .75

$6.00 HDM-10-1
10mm x 1.0 Carbon Steel Hex Die 10 mm 1

$5.00 HDM-10-1.25
10mm x 1.25 Carbon Steel Hex Die 10 mm 1.25

$5.00 HDM-10-1.5
10mm x 1.5 Carbon Steel Hex Die 10 mm 1.5

$6.60 HDM-11-.5
11mm x .5 Carbon Steel Hex Die 11 mm .5

$6.60 HDM-11-.75
11mm x .75 Carbon Steel Hex Die 11 mm .75

$6.60 HDM-11-1
11mm x 1.0 Carbon Steel Hex Die 11mm 1

$6.60 HDM-11-1.25
11mm x 1.25 Carbon Steel Hex Die 11 mm 1.25

$6.60 HDM-11-1.5
11mm x 1.5 Carbon Steel Hex Die 11 mm 1.5

$7.75 HDM-12-.5
12mm x .5 Carbon Steel Hex Die 12 mm .5

$7.75 HDM-12-.75
12mm x .75 Carbon Steel Hex Die 12 mm .75

$7.75 HDM-12-1
12mm x 1.0 Carbon Steel Hex Die 12 mm 1

$6.75 HDM-12-1.25
12mm x 1.25 Carbon Steel Hex Die 12 mm 1.25

$7.75 HDM-12-1.5
12mm x 1.5 Carbon Steel Hex Die 12 mm 1.5

$6.75 HDM-12-1.75
12mm x 1.75 Carbon Steel Hex Die 12 mm 1.75

$8.70 HDM-13-.5
13mm x .5 Carbon Steel Hex Die 13 mm .5

$8.70 HDM-13-.75
13mm x .75 Carbon Steel Hex Die 13 mm .75

$8.70 HDM-13-1
13mm x 1.0 Carbon Steel Hex Die 13 mm 1

$8.70 HDM-13-1.25
13mm x 1.25 Carbon Steel Hex Die 13 mm 1.25

$8.70 HDM-13-1.5
13mm x 1.5 Carbon Steel Hex Die 13 mm 1.5

$8.70 HDM-13-2
13mm x 2.0 Carbon Steel Hex Die 13 mm 2

$8.70 HDM-14-.5
14mm x .5 Carbon Steel Hex Die 14 mm .5

$8.70 HDM-14-.75
14mm x .75 Carbon Steel Hex Die 14 mm .75

$8.70 HDM-14-1
14mm x 1.0 Carbon Steel Hex Die 14 mm 1

$8.70 HDM-14-1.25
14mm x 1.25 Carbon Steel Hex Die 14 mm 1.25

$8.70 HDM-14-1.5
14mm x 1.5 Carbon Steel Hex Die 14 mm 1.5

$8.70 HDM-14-2
14mm x 2 Carbon Steel Hex Die 14 mm 2

$9.50 HDM-15-.5
15mm x .5 Carbon Steel Hex Die 15 mm .5

$9.50 HDM-15-1
15mm x 1.0 Carbon Steel Hex Die 15 mm 1

$9.50 HDM-15-1.5
15mm x 1.5 Carbon Steel Hex Die 15 mm 1.5

$9.50 HDM-16-.5
16mm x .5 Carbon Steel Hex Die 16 mm .5

$9.50 HDM-16-.75
16mm x .75 Carbon Steel Hex Die 16 mm .75

$9.50 HDM-16-1
16mm x 1.0 Carbon Steel Hex Die 16 mm 1

$9.50 HDM-16-1.25
16mm x1.25 Carbon Steel Hex Die 16 mm 1.25

$9.50 HDM-16-1.5
16mm x 1.5 Carbon Steel Hex Die 16 mm 1.5

$9.50 HDM-16-2
16mm x 2 Carbon Steel Hex Die 16 mm 2

$16.50 HDM-18-.5
18mm x .5 Carbon Steel Hex Die 18 mm .5

$11.70 HDM-18-1.5
18mm x 1.5 Carbon Steel Hex Die 18 mm 1.5

$11.70 HDM-18-2.5
18mm x 2.5 Carbon Steel Hex Die 18 mm 2.5

$11.70 HDM-20-1.5
20mm x 1.5 Carbon Steel Hex Die 20 mm 1.5

$11.70 HDM-20-2.5
20mm x 2.5 Carbon Steel Hex Die 20 mm 2.5

$13.20 HDM-22-1.5
22mm x 1.5 Carbon Steel Hex Die 22 mm 1.5

$13.20 HDM-22-2.5
22mm x 2.5 Carbon Steel Hex Die 22 mm 2.5

$17.00 HDM-24-2
24mm x 2 Carbon Steel Hex Die 24 mm 2

$17.00 HDM-24-3
24mm x 3 Carbon Steel Hex Die 24 mm 3

$29.80 HDM-30-1.5
30mm x 1.5 Carbon Steel Hex Die 30 mm 1.5

$18.70 HDM-30-2
30mm x 2.0 Carbon Steel Hex Die 30 mm 2

$18.70 HDM-30-3.5
30mm x 3.5 Carbon Steel Hex Die 30 mm 3.5

NPT Carbon Steel Hex Dies

Carbon Steel Hex Pipe Dies for National Pipe Taper threads.
For cleaning or repairing existing NPT threads.
Hex shape allows use in tight places.

These dies are meant to be used with a common adjustable wrench.
The dimension across the flats is not designed for any specific holder.

Follow this link to see the corresponding Pipe Taps for these Dies..

Follow this link to see more technical info and dimensions of taper pipe threads on Wikipedia.

Follow this link to explore our complete offering of taps, dies, and other threading tools.
Quantity Price Model Description Size

$4.70 HDPT-1/8
1/8-27 NPT Carbon Steel Hex Die 1/8-27

$5.20 HDPT-1/4
1/4-18 NPT Carbon Steel Hex Die 1/4-18

$7.20 HDPT-3/8
3/8-18 NPT Carbon Steel Hex Die 3/8-18

$9.40 HDPT-1/2
1/2-14 NPT Carbon Steel Hex Die 1/2-14

$12.50 HDPT-3/4
3/4-14 NPT Carbon Steel Hex Die 3/4-14

$24.60 HDPT-1
1"-11 1/2 NPT Carbon Steel Hex Die 1"-11 1/2

$32.70 HDPT-1-1/4
1-1/4"-11 1/2 NPT Carbon Steel Hex Die 1 1/4"-11 1/2

$40.30 HDPT-1-1/2
1-1/2"-11 1/2 NPT Carbon Steel Hex Die 1 1/2"-11 1/2

$88.00 HDPT-2
2"-11 1/2 NPT Carbon Steel Hex Die 2"-11 1/2

$154.00 HDPT-2-1/2
2-1/2"-8 NPT Carbon Steel Hex Die 2 1/2"-8

Left Hand Thread Hexagon Rethreading Dies

LEFT Hand Threads
Carbon Steel. Used primarily for repairing existing threads.
Hex shape allows use in tight places.

These dies are meant to be used with a common adjustable wrench.
The dimension across the flats is not designed for any specific holder.

Follow this link to see the corresponding Taps for these Dies..

Follow this link to explore our complete offering of taps, dies, and other threading tools.
Quantity Price Model Description Size Threads Per Inch

$6.70 HDL-1/4-20
1/4"-20 LEFT HAND Carbon Steel Hex Die 1/4" 20

$6.70 HDL-1/4-28
1/4"-28 LEFT HAND Carbon Steel Hex Die 1/4" 28

$7.15 HDL-5/16-18
5/16"-18 LEFT HAND Carbon Steel Hex Die 5/16" 18

$7.15 HDL-5/16-24
5/16"-24 LEFT HAND Carbon Steel Hex Die 5/16" 24

$7.50 HDL-3/8-16
3/8"-16 LEFT HAND Carbon Steel Hex Die 3/8" 16

$7.50 HDL-3/8-24
3/8"-24 LEFT HAND Carbon Steel Hex Die 3/8" 24

$8.15 HDL-7/16-14
7/16"-14 LEFT HAND Carbon Steel Hex Die 7/16" 14

$8.15 HDL-7/16-20
7/16"-20 LEFT HAND Carbon Steel Hex Die 7/16" 20

$8.45 HDL-1/2-13
1/2"-13 LEFT HAND Carbon Steel Hex Die 1/2" 13

$8.45 HDL-1/2-20
1/2"-20 LEFT HAND Carbon Steel Hex Die 1/2" 20

$9.50 HDL-9/16-12
9/16"-12 LEFT HAND Carbon Steel Hex Die 9/16" 12

$9.50 HDL-9/16-18
9/16"-18 LEFT HAND Carbon Steel Hex Die 9/16" 18

$10.25 HDL-5/8-11
5/8"-11 LEFT HAND Carbon Steel Hex Die 5/8" 11

$10.25 HDL-5/8-18
5/8"-18 LEFT HAND Carbon Steel Hex Die 5/8" 18

$11.80 HDL-3/4-10
3/4"-10 LEFT HAND Carbon Steel Hex Die 3/4" 10

$11.80 HDL-3/4-16
3/4"-16 LEFT HAND Carbon Steel Hex Die 3/4" 16

$12.65 HDL-7/8-9
7/8"-9 LEFT HAND Carbon Steel Hex Die 7/8" 9

$12.65 HDL-7/8-14
7/8"-14 LEFT HAND Carbon Steel Hex Die 7/8" 14

$14.55 HDL-1-8
1"-8 LEFT HAND Carbon Steel Hex Die 1" 8

$14.55 HDL-1-14
1"-14 LEFT HAND Carbon Steel Hex Die 1" 14

$19.70 HDL-1-1/8-7
1 1/8"-7 LEFT HAND Carbon Steel Hex Die 1 1/8" 7

$19.70 HDL-1-1/8-12
1-1/8"-12 LEFT HAND Carbon Steel Hex Die 1 1/8" 12

$23.60 HDL-1-1/4-7
1 1/4"-7 LEFT HAND Carbon Steel Hex Die 1 1/4" 7

$23.60 HDL-1-1/4-12
1-1/4"-12 LEFT HAND Carbon Steel Hex Die 1 1/4" 12

$27.00 HDL-1-3/8-6
1 3/8"-6 LEFT HAND Carbon Steel Hex Die 1 3/8" 6

$27.00 HDL-1-3/8-12
1-3/8"-12 LEFT HAND Carbon Steel Hex Die 1 3/8" 12

$31.50 HDL-1-1/2-6
1 1/2"-6 LEFT HAND Carbon Steel Hex Die 1 1/2" 6

$31.50 HDL-1-1/2-12
1-1/2"-12 LEFT HAND Carbon Steel Hex Die 1 1/2" 12