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Pipe Dies

NPT Taper High Speed Round Pipe Dies

High Speed Steel. Round, split, adjustable pipe dies.

For cutting NPT (tapered) pipe threads.

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

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

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

$9.30 RDPT-1/16-B
1/16-27 NPT 1" OD HSS Pipe Die 0505-0005 1/16" NPT 27 1"

$9.30 RDPT-1/8-B
1/8-27 NPT 1" OD HSS Pipe Die 0505-0010 1/8" NPT 27 1"

$17.10 RDPT-1/8-C
1/8-27 NPT 1-1/2" OD HSS Pipe Die 0505-0015 1/8" NPT 27 1-1/2"

$17.10 RDPT-1/4-C
1/4-18 NPT 1-1/2" OD HSS Pipe Die 0505-0020 1/4" NPT 18 1-1/2"

$17.10 RDPT-3/8-C
3/8-18 NPT 1-1/2" OD HSS Pipe Die 0505-0025 3/8" NPT 18 1-1/2"

$31.70 RDPT-1/2-D
1/2-14 NPT 2" OD HSS Pipe Die 0505-0050 1/2" NPT 14 2"

$31.70 RDPT-3/4-D
3/4-14 NPT 2" OD HSS Pipe Die 0505-0055 3/4" NPT 14 2"

$51.00 RDPT-1-E
1"-11 1/2 NPT 2-1/2" OD HSS Pipe Die 0505-0080 1" NPT 11-1/2 2-1/2"

$94.00 RDPT-1-1/4-F
1 1/4"-11 1/2 NPT 3" OD HSS Pipe Die 0505-0090 1-1/4" NPT 11-1/2 3"

$94.00 RDPT-1-1/2-F
1 1/2"-11 1/2 NPT 3" OD HSS Pipe Die 0505-0095 1-1/2" NPT 11-1/2 3"

$216.00 RDPT-2-H
2"-11 1/2 NPT 4" OD HSS Pipe Die 0505-0110 2" NPT 11-1/2 4"

$295.00 RDPT-2-1/2-I
2 1/2"-8 NPT 5" OD HSS Pipe Die 0505-0120 2-1/2" NPT 8 5"

$295.00 RDPT-3-I
3"-8 NPT 5" OD HSS Pipe Die 0505-0125 3" NPT 8 5"

NPS Straight Pipe Dies

High Speed Steel. Round, split, adjustable dies.

For cutting NPS (straight) pipe threads.

Besides use on pipes, NPS threads are frequently found on lamps and lighting fixtures.
You may see them descrined as 1/8 IPS or 1/4 IPS.

The actual size of the thread is larger than the "nominal" size.
For example, 1/16-27 NPS threads are 5/16" (.3125") in diameter.

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

Follow this link to explore our complete offering of taps, dies, and other threading tools.
Quantity Price Model Description Pipe Size Threads per Inch Die O.D. Appx. Thread Diam.

$9.30 RDPS-1/16-B
1/16-27 NPS 1" OD HSS Pipe Die 0505-0200 1/16" NPS 27 1" .3125"

$9.30 RDPS-1/8-B
1/8-27 NPS 1" OD HSS Pipe Die 0505-0205 1/8" NPS 27 1" .405"

$17.10 RDPS-1/8-C
1/8-27 NPS 1-1/2" OD HSS Pipe Die 0505-0300 1/8" NPS 27 1-1/2" .405"

$17.10 RDPS-1/4-C
1/4-18 NPS 1-1/2" OD HSS Pipe Die 0505-0305 1/4" NPS 18 1-1/2" .54"

$17.10 RDPS-3/8-C
3/8-18 NPS 1-1/2" OD HSS Pipe Die 0505-0310 3/8" NPS 18 1-1/2" .675"

$19.10 RDPS-1/2-C
1/2-14 NPS 1-1/2" OD HSS Pipe Die 0505-0315 1/2" NPS 14 1-1/2" .840"

$31.70 RDPS-1/2-D
1/2-14 NPS 2" OD HSS Pipe Die 0505-0360 1/2" NPS 14 2" .840"

$31.70 RDPS-3/4-D
3/4-14 NPS 2" OD HSS Pipe Die 0505-0365 3/4" NPS 14 2" 1.05"

$51.00 RDPS-1-E
1"-11 1/2 NPS 2-1/2" OD HSS Pipe Die 0505-0405 1" NPS 11-1/2 2-1/2" 1.315"

$94.00 RDPS-1-1/4-F
1 1/4"-11 1/2 NPS 3" OD HSS Pipe Die 0505-0500 1-1/4" NPS 11-1/2 3" 1.66"
Out of stock
 $112.00 RDPS-1-1/2-F
1 1/2"-11 1/2 NPS 3" OD Pipe Die 0505-0505 1-1/2" NPS 11-1/2 3" 1.9"

$241.00 RDPS-2-H
2"-11 1/2 NPS 4" OD HSS Pipe Die 0505-0560 2" NPS 11-1/2 4" 2.375"

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

$5.65 HDPT-1/8
1/8-27 NPT Carbon Steel Hex Die 0500-0200 1/8-27

$6.25 HDPT-1/4
1/4-18 NPT Carbon Steel Hex Die 0500-0205 1/4-18

$8.65 HDPT-3/8
3/8-18 NPT Carbon Steel Hex Die 0500-0210 3/8-18

$11.30 HDPT-1/2
1/2-14 NPT Carbon Steel Hex Die 0500-0215 1/2-14

$14.95 HDPT-3/4
3/4-14 NPT Carbon Steel Hex Die 0500-0220 3/4-14

$29.55 HDPT-1
1"-11 1/2 NPT Carbon Steel Hex Die 0500-0225 1"-11 1/2

$39.24 HDPT-1-1/4
1-1/4"-11 1/2 NPT Carbon Steel Hex Die 0500-0230 1 1/4"-11 1/2

$48.40 HDPT-1-1/2
1-1/2"-11 1/2 NPT Carbon Steel Hex Die 0500-0235 1 1/2"-11 1/2
Out of stock
 $105.60 HDPT-2
2"-11 1/2 NPT Carbon Steel Hex Die 0500-1205 2"-11 1/2

$184.80 HDPT-2-1/2
2-1/2"-8 NPT Carbon Steel Hex Die 0500-1210 2 1/2"-8

Die Stocks For Adjustable Round Split Dies

Die Stocks for holding round threading dies.
Straight-arm die stocks for manual threading.

A 1" Die Stock holds 1" Outside Diameter (OD) dies, a DS-2 holds 2" OD dies, etc.

Follow this link to explore our complete offering of taps, dies, and other threading tools.
Quantity Price Model Description Holds Dies of OD: Approx. Length:

$4.90 DS-5/8
5/8" Die Stock, 0513-0295 5/8" 5.5"

$5.10 DS-13/16
13/16" Die Stock, 0513-0003 13/16" 6.25"

$5.90 DS-1
1" Die Stock, 0513-0005 1" 8.6"

$8.60 DS-1-1/2
1-1/2" Die Stock, 0513-0010 1 1/2" 12"

$12.00 DS-2
2" Die Stock, 0513-0015 2" 19.5"

$20.70 DS-2-1/2
2-1/2" Die Stock, 0513-0020 2 1/2" 19"

$28.00 DS-3
3" Die Stock, 0513-0030 3" 21.75"

$55.20 DS-4
4" Die Stock, 0513-0300 4" 29.25"

$93.00 DS-5
5" Die Stock, 0513-0305 5" 33"

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Victor Machinery Exchange
12155 Stephens Road
Warren, MI 48089-3962

Phone: (800) 723-5359
Email / Customer Service: sales@victornet.com