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Gages

Reversible Thread Plug Gages

  • Reversible thread plug gages check the size of internal threads to ensure the threads are within its designed tolerance limits
  • A reversible gage provides two gages for the price of one
  • Class X Tolerance
  • Class 2B or 3B for inch
  • Class 6H for metric
  • GO and/or NO GO plug members
  • ASME/ANSI B1. 2 and ANSI/ASME B1.16M compliant
  • Precision hand lapped to provide superior accuracy and optimum finish
  • Manufactured to the high end of the ANSI specifications to provide maximum wearability
  • Final inspection of gages is completed in an environmentally controlled ISO 17025 laboratory
  • Available in steel and chrome
  • Free NIST certificate of accuracy

Please select a measure:
  • Inch
  • Metric
Please select a material:
  • Chrome
  • Steel
SIZE MEMBER ITEM # MATERIAL PRICE SALE PRICE
0-80 GO/NOGO Chrome RTC-01
Regular price

$119.00

$99.00 Sale
$99.00
0-80 DOUBLE-END Chrome RTCDE-01
Regular price

$251.00

$211.00 Sale
$211.00
0-80 GO/NOGO Steel RTS-01
Regular price

$106.00

$86.00 Sale
$86.00
0-80 DOUBLE-END Steel RTSDE-01
Regular price

$225.00

$185.00 Sale
$185.00
1-64 GO/NOGO Chrome RTC-02
Regular price

$119.00

$99.00 Sale
$99.00
1-64 DOUBLE-END Chrome RTCDE-02
Regular price

$251.00

$211.00 Sale
$211.00
1-64 GO/NOGO Steel RTS-02
Regular price

$106.00

$86.00 Sale
$86.00
1-64 DOUBLE-END Steel RTSDE-02
Regular price

$225.00

$185.00 Sale
$185.00
1-72 GO/NOGO Chrome RTC-03
Regular price

$119.00

$99.00 Sale
$99.00
1-72 DOUBLE-END Chrome RTCDE-03
Regular price

$251.00

$211.00 Sale
$211.00
1-72 GO/NOGO Steel RTS-03
Regular price

$106.00

$86.00 Sale
$86.00
1-72 DOUBLE-END Steel RTSDE-03
Regular price

$226.00

$186.00 Sale
$186.00
2-56 GO/NOGO Chrome RTC-04
Regular price

$107.00

$87.00 Sale
$87.00
2-56 DOUBLE-END Chrome RTCDE-04
Regular price

$227.00

$187.00 Sale
$187.00
2-56 GO/NOGO Steel RTS-04
Regular price

$96.00

$76.00 Sale
$76.00
2-56 DOUBLE-END Steel RTSDE-04
Regular price

$205.00

$165.00 Sale
$165.00
2-64 GO/NOGO Chrome RTC-05
Regular price

$107.00

$87.00 Sale
$87.00
2-64 DOUBLE-END Chrome RTCDE-05
Regular price

$227.00

$187.00 Sale
$187.00
2-64 GO/NOGO Steel RTS-05
Regular price

$96.00

$76.00 Sale
$76.00
2-64 DOUBLE-END Steel RTSDE-05
Regular price

$205.00

$165.00 Sale
$165.00
3-48 GO/NOGO Chrome RTC-06
Regular price

$102.00

$82.00 Sale
$82.00
3-48 DOUBLE-END Chrome RTCDE-06
Regular price

$217.00

$177.00 Sale
$177.00
3-48 GO/NOGO Steel RTS-06
Regular price

$92.00

$72.00 Sale
$72.00
3-48 DOUBLE-END Steel RTSDE-06
Regular price

$197.00

$157.00 Sale
$157.00
3-56 GO/NOGO Chrome RTC-07
Regular price

$102.00

$82.00 Sale
$82.00
3-56 DOUBLE-END Chrome RTCDE-07
Regular price

$217.00

$177.00 Sale
$177.00
3-56 GO/NOGO Steel RTS-07
Regular price

$92.00

$72.00 Sale
$72.00
3-56 DOUBLE-END Steel RTSDE-07
Regular price

$197.00

$157.00 Sale
$157.00
4-40 GO/NOGO Chrome RTC-08
Regular price

$97.00

$77.00 Sale
$77.00
4-40 DOUBLE-END Chrome RTCDE-08
Regular price

$207.00

$167.00 Sale
$167.00
4-40 GO/NOGO Steel RTS-08
Regular price

$87.00

$67.00 Sale
$67.00
4-40 DOUBLE-END Steel RTSDE-08
Regular price

$187.00

$147.00 Sale
$147.00
4-48 GO/NOGO Chrome RTC-09
Regular price

$97.00

$77.00 Sale
$77.00
4-48 DOUBLE-END Chrome RTCDE-09
Regular price

$207.00

$167.00 Sale
$167.00
4-48 GO/NOGO Steel RTS-09
Regular price

$87.00

$67.00 Sale
$67.00
4-48 GO/NOGO Steel RTS-09
Regular price

$87.00

$67.00 Sale
$67.00
4-48 DOUBLE-END Steel RTSDE-09
Regular price

$187.00

$147.00 Sale
$147.00
5-40 GO/NOGO Chrome RTC-10
Regular price

$90.00

$70.00 Sale
$70.00
5-40 DOUBLE-END Chrome RTCDE-10
Regular price

$193.00

$153.00 Sale
$153.00
5-40 GO/NOGO Steel RTS-10
Regular price

$81.00

$61.00 Sale
$61.00
5-40 DOUBLE-END Steel RTSDE-10
Regular price

$175.00

$135.00 Sale
$135.00
5-44 GO/NOGO Chrome RTC-11
Regular price

$90.00

$70.00 Sale
$70.00
5-44 DOUBLE-END Chrome RTCDE-11
Regular price

$193.00

$153.00 Sale
$153.00
5-44 GO/NOGO Steel RTS-11
5-44 DOUBLE-END Steel RTSDE-11
6-32 GO/NOGO Chrome RTC-12
Regular price

$90.00

$70.00 Sale
$70.00
6-32 DOUBLE-END Chrome RTCDE-12
Regular price

$193.00

$153.00 Sale
$153.00
6-32 GO/NOGO Steel RTS-12
Regular price

$81.00

$61.00 Sale
$61.00
6-32 DOUBLE-END Steel RTSDE-12
Regular price

$175.00

$135.00 Sale
$135.00
6-40 GO/NOGO Chrome RTC-13
Regular price

$90.00

$70.00 Sale
$70.00
6-40 DOUBLE-END Chrome RTCDE-13
Regular price

$193.00

$153.00 Sale
$153.00
6-40 GO/NOGO Steel RTS-13
Regular price

$81.00

$61.00 Sale
$61.00
6-40 DOUBLE-END Steel RTSDE-13
Regular price

$175.00

$135.00 Sale
$135.00
8-32 GO/NOGO Chrome RTC-14
Regular price

$90.00

$70.00 Sale
$70.00
8-32 DOUBLE-END Chrome RTCDE-14
Regular price

$193.00

$153.00 Sale
$153.00
8-32 GO/NOGO Steel RTS-14
Regular price

$81.00

$61.00 Sale
$61.00
8-32 DOUBLE-END Steel RTSDE-14
Regular price

$175.00

$135.00 Sale
$135.00
8-36 GO/NOGO Chrome RTC-15
Regular price

$90.00

$70.00 Sale
$70.00
8-36 DOUBLE-END Chrome RTCDE-15
Regular price

$193.00

$153.00 Sale
$153.00
8-36 GO/NOGO Steel RTS-15
Regular price

$81.00

$61.00 Sale
$61.00
8-36 DOUBLE-END Steel RTSDE-15
Regular price

$175.00

$135.00 Sale
$135.00
10-24 GO/NOGO Chrome RTC-16
Regular price

$90.00

$70.00 Sale
$70.00
10-24 DOUBLE-END Chrome RTCDE-16
Regular price

$194.00

$154.00 Sale
$154.00
10-24 GO/NOGO Steel RTS-16
Regular price

$81.00

$61.00 Sale
$61.00
10-24 DOUBLE-END Steel RTSDE-16
Regular price

$176.00

$136.00 Sale
$136.00
10-32 GO/NOGO Chrome RTC-17
Regular price

$90.00

$70.00 Sale
$70.00
10-32 DOUBLE-END Chrome RTCDE-17
Regular price

$194.00

$154.00 Sale
$154.00
10-32 GO/NOGO Steel RTS-17
Regular price

$81.00

$61.00 Sale
$61.00
10-32 DOUBLE-END Steel RTSDE-17
Regular price

$176.00

$136.00 Sale
$136.00
12-24 GO/NOGO Chrome RTC-18
Regular price

$90.00

$70.00 Sale
$70.00
12-24 DOUBLE-END Chrome RTCDE-18
Regular price

$194.00

$154.00 Sale
$154.00
12-24 GO/NOGO Steel RTS-18
Regular price

$81.00

$61.00 Sale
$61.00
12-24 DOUBLE-END Steel RTSDE-18
Regular price

$176.00

$136.00 Sale
$136.00
12-28 GO/NOGO Chrome RTC-19
Regular price

$90.00

$70.00 Sale
$70.00
12-28 DOUBLE-END Chrome RTCDE-19
Regular price

$194.00

$154.00 Sale
$154.00
12-28 GO/NOGO Steel RTS-19
Regular price

$81.00

$61.00 Sale
$61.00
12-28 DOUBLE-END Steel RTSDE-19
Regular price

$176.00

$136.00 Sale
$136.00
12-32 GO/NOGO Chrome RTC-20
Regular price

$90.00

$70.00 Sale
$70.00
12-32 DOUBLE-END Chrome RTCDE-20
Regular price

$194.00

$154.00 Sale
$154.00
12-32 GO/NOGO Steel RTS-20
12-32 DOUBLE-END Steel RTSDE-20
1/4-20 GO/NOGO Chrome RTC-21
Regular price

$85.00

$65.00 Sale
$65.00
1/4-20 DOUBLE-END Chrome RTCDE-21
Regular price

$184.00

$144.00 Sale
$144.00
1/4-20 GO/NOGO Steel RTS-21
Regular price

$76.00

$56.00 Sale
$56.00
1/4-20 DOUBLE-END Steel RTSDE-21
Regular price

$166.00

$126.00 Sale
$126.00
1/4-28 GO/NOGO Chrome RTC-22
Regular price

$85.00

$65.00 Sale
$65.00
1/4-28 DOUBLE-END Chrome RTCDE-22
Regular price

$184.00

$144.00 Sale
$144.00
1/4-28 GO/NOGO Steel RTS-22
Regular price

$76.00

$56.00 Sale
$56.00
1/4-28 DOUBLE-END Steel RTSDE-22
Regular price

$166.00

$126.00 Sale
$126.00
1/4-32 GO/NOGO Chrome RTC-23
Regular price

$85.00

$65.00 Sale
$65.00
1/4-32 GO/NOGO Chrome RTC-23
Regular price

$85.00

$65.00 Sale
$65.00
1/4-32 DOUBLE-END Chrome RTCDE-23
Regular price

$184.00

$144.00 Sale
$144.00
1/4-32 GO/NOGO Steel RTS-23
1/4-32 DOUBLE-END Steel RTSDE-23
5/16-18 GO/NOGO Chrome RTC-24
Regular price

$85.00

$65.00 Sale
$65.00
5/16-18 DOUBLE-END Chrome RTCDE-24
Regular price

$185.00

$145.00 Sale
$145.00
5/16-18 GO/NOGO Steel RTS-24
Regular price

$76.00

$56.00 Sale
$56.00
5/16-18 DOUBLE-END Steel RTSDE-24
Regular price

$167.00

$127.00 Sale
$127.00
5/16-24 GO/NOGO Chrome RTC-25
Regular price

$85.00

$65.00 Sale
$65.00
5/16-24 DOUBLE-END Chrome RTCDE-25
Regular price

$185.00

$145.00 Sale
$145.00
5/16-24 GO/NOGO Steel RTS-25
Regular price

$76.00

$56.00 Sale
$56.00
5/16-24 DOUBLE-END Steel RTSDE-25
Regular price

$167.00

$127.00 Sale
$127.00
5/16-32 GO/NOGO Chrome RTC-26
Regular price

$85.00

$65.00 Sale
$65.00
5/16-32 DOUBLE-END Chrome RTCDE-26
Regular price

$185.00

$145.00 Sale
$145.00
5/16-32 GO/NOGO Steel RTS-26
5/16-32 DOUBLE-END Steel RTSDE-26
3/8-16 GO/NOGO Chrome RTC-27
Regular price

$90.00

$70.00 Sale
$70.00
3/8-16 DOUBLE-END Chrome RTCDE-27
Regular price

$195.00

$155.00 Sale
$155.00
3/8-16 GO/NOGO Steel RTS-27
Regular price

$81.00

$61.00 Sale
$61.00
3/8-16 DOUBLE-END Steel RTSDE-27
Regular price

$177.00

$137.00 Sale
$137.00
3/8-24 GO/NOGO Chrome RTC-28
Regular price

$90.00

$70.00 Sale
$70.00
3/8-24 DOUBLE-END Chrome RTCDE-28
Regular price

$195.00

$155.00 Sale
$155.00
3/8-24 GO/NOGO Steel RTS-28
Regular price

$81.00

$61.00 Sale
$61.00
3/8-24 DOUBLE-END Steel RTSDE-28
Regular price

$177.00

$137.00 Sale
$137.00
3/8-32 GO/NOGO Chrome RTC-29
Regular price

$90.00

$70.00 Sale
$70.00
3/8-32 DOUBLE-END Chrome RTCDE-29
Regular price

$195.00

$155.00 Sale
$155.00
3/8-32 GO/NOGO Steel RTS-29
3/8-32 DOUBLE-END Steel RTSDE-29
7/16-14 GO/NOGO Chrome RTC-30
Regular price

$90.00

$70.00 Sale
$70.00
7/16-14 DOUBLE-END Chrome RTCDE-30
Regular price

$195.00

$155.00 Sale
$155.00
7/16-14 GO/NOGO Steel RTS-30
Regular price

$81.00

$61.00 Sale
$61.00
7/16-14 DOUBLE-END Steel RTSDE-30
Regular price

$177.00

$137.00 Sale
$137.00
7/16-20 GO/NOGO Chrome RTC-31
Regular price

$90.00

$70.00 Sale
$70.00
7/16-20 DOUBLE-END Chrome RTCDE-31
Regular price

$195.00

$155.00 Sale
$155.00
7/16-20 GO/NOGO Steel RTS-31
Regular price

$81.00

$61.00 Sale
$61.00
7/16-20 DOUBLE-END Steel RTSDE-31
Regular price

$177.00

$137.00 Sale
$137.00
7/16-28 GO/NOGO Chrome RTC-32
Regular price

$90.00

$70.00 Sale
$70.00
7/16-28 DOUBLE-END Chrome RTCDE-32
Regular price

$195.00

$155.00 Sale
$155.00
7/16-28 GO/NOGO Steel RTS-32
7/16-28 DOUBLE-END Steel RTSDE-32
1/2-13 GO/NOGO Chrome RTC-33
Regular price

$90.00

$70.00 Sale
$70.00
1/2-13 DOUBLE-END Chrome RTCDE-33
Regular price

$195.00

$155.00 Sale
$155.00
1/2-13 GO/NOGO Steel RTS-33
Regular price

$81.00

$61.00 Sale
$61.00
1/2-13 DOUBLE-END Steel RTSDE-33
Regular price

$177.00

$137.00 Sale
$137.00
1/2-20 GO/NOGO Chrome RTC-34
Regular price

$90.00

$70.00 Sale
$70.00
1/2-20 DOUBLE-END Chrome RTCDE-34
Regular price

$195.00

$155.00 Sale
$155.00
1/2-20 GO/NOGO Steel RTS-34
Regular price

$81.00

$61.00 Sale
$61.00
1/2-20 DOUBLE-END Steel RTSDE-34
Regular price

$177.00

$137.00 Sale
$137.00
1/2-28 GO/NOGO Chrome RTC-35
Regular price

$90.00

$70.00 Sale
$70.00
1/2-28 DOUBLE-END Chrome RTCDE-35
Regular price

$195.00

$155.00 Sale
$155.00
1/2-28 GO/NOGO Steel RTS-35
1/2-28 DOUBLE-END Steel RTSDE-35
9/16-12 GO/NOGO Chrome RTC-36
Regular price

$98.00

$78.00 Sale
$78.00
9/16-12 DOUBLE-END Chrome RTCDE-36
Regular price

$212.00

$172.00 Sale
$172.00
9/16-12 GO/NOGO Steel RTS-36
9/16-12 DOUBLE-END Steel RTSDE-36
9/16-18 GO/NOGO Chrome RTC-37
Regular price

$98.00

$78.00 Sale
$78.00
9/16-18 DOUBLE-END Chrome RTCDE-37
Regular price

$212.00

$172.00 Sale
$172.00
9/16-18 GO/NOGO Steel RTS-37
Regular price

$88.00

$68.00 Sale
$68.00
9/16-18 DOUBLE-END Steel RTSDE-37
Regular price

$192.00

$152.00 Sale
$152.00
9/16-24 GO/NOGO Chrome RTC-38
Regular price

$98.00

$78.00 Sale
$78.00
9/16-24 DOUBLE-END Chrome RTCDE-38
Regular price

$212.00

$172.00 Sale
$172.00
9/16-24 GO/NOGO Steel RTS-38
Regular price

$88.00

$68.00 Sale
$68.00
9/16-24 DOUBLE-END Steel RTSDE-38
5/8-11 GO/NOGO Chrome RTC-39
Regular price

$98.00

$78.00 Sale
$78.00
5/8-11 DOUBLE-END Chrome RTCDE-39
Regular price

$212.00

$172.00 Sale
$172.00
5/8-11 GO/NOGO Steel RTS-39
5/8-11 DOUBLE-END Steel RTSDE-39
Regular price

$192.00

$152.00 Sale
$152.00
5/8-18 GO/NOGO Chrome RTC-40
Regular price

$98.00

$78.00 Sale
$78.00
5/8-18 DOUBLE-END Chrome RTCDE-40
Regular price

$212.00

$172.00 Sale
$172.00
5/8-18 GO/NOGO Steel RTS-40
Regular price

$88.00

$68.00 Sale
$68.00
5/8-18 DOUBLE-END Steel RTSDE-40
Regular price

$192.00

$152.00 Sale
$152.00
5/8-24 GO/NOGO Chrome RTC-41
Regular price

$98.00

$78.00 Sale
$78.00
5/8-24 DOUBLE-END Chrome RTCDE-41
Regular price

$212.00

$172.00 Sale
$172.00
5/8-24 GO/NOGO Steel RTS-41
Regular price

$88.00

$68.00 Sale
$68.00
5/8-24 DOUBLE-END Steel RTSDE-41
11/16-24 GO/NOGO Chrome RTC-42
Regular price

$98.00

$78.00 Sale
$78.00
11/16-24 DOUBLE-END Chrome RTCDE-42
Regular price

$212.00

$172.00 Sale
$172.00
11/16-24 GO/NOGO Steel RTS-42
11/16-24 DOUBLE-END Steel RTSDE-42
Regular price

$210.00

$170.00 Sale
$170.00
3/4-10 GO/NOGO Chrome RTC-43
Regular price

$109.00

$89.00 Sale
$89.00
3/4-10 DOUBLE-END Chrome RTCDE-43
Regular price

$234.00

$194.00 Sale
$194.00
3/4-10 GO/NOGO Steel RTS-43
Regular price

$97.00

$77.00 Sale
$77.00
3/4-10 DOUBLE-END Steel RTSDE-43
Regular price

$210.00

$170.00 Sale
$170.00
3/4-16 GO/NOGO Chrome RTC-44
Regular price

$109.00

$89.00 Sale
$89.00
3/4-16 DOUBLE-END Chrome RTCDE-44
Regular price

$234.00

$194.00 Sale
$194.00
3/4-16 GO/NOGO Steel RTS-44
Regular price

$97.00

$77.00 Sale
$77.00
3/4-16 DOUBLE-END Steel RTSDE-44
Regular price

$210.00

$170.00 Sale
$170.00
3/4-20 GO/NOGO Chrome RTC-45
Regular price

$109.00

$89.00 Sale
$89.00
3/4-20 DOUBLE-END Chrome RTCDE-45
Regular price

$234.00

$194.00 Sale
$194.00
3/4-20 GO/NOGO Steel RTS-45
3/4-20 DOUBLE-END Steel RTSDE-45
M1.6-0.35 GO/NOGO Chrome MRTC-01
call
M1.6-0.35 DOUBLE-END Chrome MRTCDE-01
call
M1.6-0.35 GO/NOGO Steel MRTS-01
call
M1.6-0.35 DOUBLE-END Steel MRTSDE-01
call
M1.8-0.35 GO/NOGO Chrome MRTC-02
call
M1.8-0.35 DOUBLE-END Chrome MRTCDE-02
call
M1.8-0.35 GO/NOGO Steel MRTS-02
call
M1.8-0.35 DOUBLE-END Steel MRTSDE-02
call
M2.0-0.40 GO/NOGO Chrome MRTC-03
call
M2.0-0.40 DOUBLE-END Chrome MRTCDE-03
call
M2.0-0.40 GO/NOGO Steel MRTS-03
call
M2.0-0.40 DOUBLE-END Steel MRTSDE-03
call
M2.2-0.45 GO/NOGO Chrome MRTC-04
call
M2.2-0.45 DOUBLE-END Chrome MRTCDE-04
call
M2.2-0.45 GO/NOGO Steel MRTS-04
call
M2.2-0.45 DOUBLE-END Steel MRTSDE-04
call
M2.5-0.45 GO/NOGO Chrome MRTC-05
call
M2.5-0.45 DOUBLE-END Chrome MRTCDE-05
call
M2.5-0.45 GO/NOGO Steel MRTS-05
call