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Gages

Trilock Cylindrical Plug Gages

  • Trilock plug gages are used to check a drilled hole
  • Trilock members can be reversed providing two gages for the price of one
  • Available with GO and NOGO members
  • Class XXX, XX, X, Y and Z - Steel or Chrome
  • Precision hand lapped to a 3 micro inch finish 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
  • Designed for size ranges .750” to 8.00”
  • Free NIST certificate of accuracy
Please select a measure:
  • Inch
  • Metric
Please select a material:
  • Chrome
  • Steel
SIZE RANGE CLASS MEMBER MATERIAL ITEM# PRICE SALE PRICE
5.0101-5.510 Y DOUBLE-END Steel CTRSIDE-16Y
Regular price

$583.00

$556.00 Sale
$556.00
5.0101-5.510 Y DOUBLE-END Chrome CTRCIDE-16Y
Regular price

$766.00

$715.00 Sale
$715.00
5.0101-5.510 Z GO/NOGO Steel CTRSI-16Z
Regular price

$278.00

$238.00 Sale
$238.00
5.0101-5.510 Z GO/NOGO Chrome CTRCI-16Z
Regular price

$334.00

$309.00 Sale
$309.00
5.0101-5.510 Z DOUBLE-END Steel CTRSIDE-16Z
Regular price

$583.00

$502.00 Sale
$502.00
5.0101-5.510 Z DOUBLE-END Chrome CTRCIDE-16Z
Regular price

$694.00

$645.00 Sale
$645.00
5.5101-6.010 XX GO/NOGO Steel CTRSI-17XX
Regular price

$393.00

$382.00 Sale
$382.00
5.5101-6.010 XX GO/NOGO Chrome CTRCI-17XX
Regular price

$527.00

$497.00 Sale
$497.00
5.5101-6.010 XX DOUBLE-END Steel CTRSIDE-17XX
Regular price

$813.00

$790.00 Sale
$790.00
5.5101-6.010 XX DOUBLE-END Chrome CTRCIDE-17XX
Regular price

$1,080.00

$1,019.00 Sale
$1,019.00
5.5101-6.010 X GO/NOGO Steel CTRSI-17X
Regular price

$304.00

$293.00 Sale
$293.00
5.5101-6.010 X GO/NOGO Chrome CTRCI-17X
Regular price

$411.00

$381.00 Sale
$381.00
5.5101-6.010 X DOUBLE-END Steel CTRSIDE-17X
Regular price

$633.00

$612.00 Sale
$612.00
5.5101-6.010 X DOUBLE-END Chrome CTRCIDE-17X
Regular price

$848.00

$788.00 Sale
$788.00
5.5101-6.010 Y GO/NOGO Steel CTRSI-17Y
Regular price

$289.00

$283.00 Sale
$283.00
5.5101-6.010 Y GO/NOGO Chrome CTRCI-17Y
Regular price

$398.00

$368.00 Sale
$368.00
5.5101-6.010 Y DOUBLE-END Steel CTRSIDE-17Y
Regular price

$603.00

$592.00 Sale
$592.00
5.5101-6.010 Y DOUBLE-END Chrome CTRCIDE-17Y
Regular price

$822.00

$762.00 Sale
$762.00
5.5101-6.010 Z GO/NOGO Steel CTRSI-17Z
Regular price

$289.00

$266.00 Sale
$266.00
5.5101-6.010 Z GO/NOGO Chrome CTRCI-17Z
Regular price

$376.00

$346.00 Sale
$346.00
5.5101-6.010 Z DOUBLE-END Steel CTRSIDE-17Z
Regular price

$603.00

$558.00 Sale
$558.00
5.5101-6.010 Z DOUBLE-END Chrome CTRCIDE-17Z
Regular price

$778.00

$718.00 Sale
$718.00
6.0101-6.510 XX GO/NOGO Steel CTRSI-18XX
Regular price

$408.00

$392.00 Sale
$392.00
6.0101-6.510 XX GO/NOGO Chrome CTRCI-18XX
Regular price

$540.00

$510.00 Sale
$510.00
6.0101-6.510 XX DOUBLE-END Steel CTRSIDE-18XX
Regular price

$843.00

$810.00 Sale
$810.00
6.0101-6.510 XX DOUBLE-END Chrome CTRCIDE-18XX
Regular price

$1,106.00

$1,045.00 Sale
$1,045.00
6.0101-6.510 X GO/NOGO Steel CTRSI-18X
$320.00
$320.00
6.0101-6.510 X GO/NOGO Chrome CTRCI-18X
Regular price

$446.00

$416.00 Sale
$416.00
6.0101-6.510 X DOUBLE-END Steel CTRSIDE-18X
$666.00
$666.00
6.0101-6.510 X DOUBLE-END Chrome CTRCIDE-18X
Regular price

$918.00

$858.00 Sale
$858.00
6.0101-6.510 Y GO/NOGO Steel CTRSI-18Y
Regular price

$301.00

$294.00 Sale
$294.00
6.0101-6.510 Y GO/NOGO Chrome CTRCI-18Y
Regular price

$412.00

$382.00 Sale
$382.00
6.0101-6.510 Y DOUBLE-END Steel CTRSIDE-18Y
Regular price

$629.00

$614.00 Sale
$614.00
6.0101-6.510 Y DOUBLE-END Chrome CTRCIDE-18Y
Regular price

$850.00

$790.00 Sale
$790.00
6.0101-6.510 Z GO/NOGO Steel CTRSI-18Z
Regular price

$301.00

$279.00 Sale
$279.00
6.0101-6.510 Z GO/NOGO Chrome CTRCI-18Z
Regular price

$393.00

$363.00 Sale
$363.00
6.0101-6.510 X DOUBLE-END Steel CTRSIDE-18Z
Regular price

$629.00

$584.00 Sale
$584.00
6.0101-6.510 Z DOUBLE-END Chrome CTRCIDE-18Z
Regular price

$812.00

$751.00 Sale
$751.00
6.5101-7.010 XX GO/NOGO Steel CTRSI-19XX
Regular price

$622.00

$492.00 Sale
$492.00
6.5101-7.010 XX GO/NOGO Chrome CTRCI-19XX
Regular price

$675.00

$640.00 Sale
$640.00
6.5101-7.010 XX DOUBLE-END Steel CTRSIDE-19XX
Regular price

$1,270.00

$1,010.00 Sale
$1,010.00
6.5101-7.010 XX DOUBLE-END Chrome CTRCIDE-19XX
Regular price

$1,376.00

$1,305.00 Sale
$1,305.00
6.5101-7.010 X GO/NOGO Steel CTRSI-19X
Regular price

$480.00

$400.00 Sale
$400.00
6.5101-7.010 X GO/NOGO Chrome CTRCI-19X
Regular price

$555.00

$520.00 Sale
$520.00
6.5101-7.010 X DOUBLE-END Steel CTRSIDE-19X
Regular price

$985.00

$826.00 Sale
$826.00
6.5101-7.010 X DOUBLE-END Chrome CTRCIDE-19X
Regular price

$1,136.00

$1,066.00 Sale
$1,066.00
6.5101-7.010 Y GO/NOGO Steel CTRSI-19Y
Regular price

$458.00

$371.00 Sale
$371.00
6.5101-7.010 Y GO/NOGO Chrome CTRCI-19Y
Regular price

$512.00

$482.00 Sale
$482.00
6.5101-7.010 Y DOUBLE-END Steel CTRSIDE-19Y
Regular price

$941.00

$768.00 Sale
$768.00
6.5101-7.010 Y DOUBLE-END Chrome CTRCIDE-19Y
Regular price

$1,050.00

$991.00 Sale
$991.00
6.5101-7.010 Z GO/NOGO Steel CTRSI-19Z
Regular price

$458.00

$336.00 Sale
$336.00
6.5101-7.010 Z GO/NOGO Chrome CTRCI-19Z
Regular price

$467.00

$437.00 Sale
$437.00
6.5101-7.010 Z DOUBLE-END Steel CTRSIDE-19Z
Regular price

$941.00

$698.00 Sale
$698.00
6.5101-7.010 Z DOUBLE-END Chrome CTRCIDE-19Z
Regular price

$960.00

$900.00 Sale
$900.00
7.0101-7.510 XX GO/NOGO Steel CTRSI-20XX
Regular price

$642.00

$580.00 Sale
$580.00
7.0101-7.510 XX GO/NOGO Chrome CTRCI-20XX
Regular price

$789.00

$754.00 Sale
$754.00
7.0101-7.510 XX DOUBLE-END Steel CTRSIDE-20XX
Regular price

$1,309.00

$1,186.00 Sale
$1,186.00
7.0101-7.510 XX DOUBLE-END Chrome CTRCIDE-20XX
Regular price

$1,604.00

$1,534.00 Sale
$1,534.00
7.0101-7.510 X GO/NOGO Steel CTRSI-20X
Regular price

$493.00

$474.00 Sale
$474.00
7.0101-7.510 X GO/NOGO Chrome CTRCI-20X
Regular price

$656.00

$616.00 Sale
$616.00
7.0101-7.510 X DOUBLE-END Steel CTRSIDE-20X
Regular price

$1,013.00

$974.00 Sale
$974.00
7.0101-7.510 X DOUBLE-END Chrome CTRCIDE-20X
Regular price

$1,338.00

$1,258.00 Sale
$1,258.00
7.0101-7.510 Y GO/NOGO Steel CTRSI-20Y
Regular price

$470.00

$449.00 Sale
$449.00
7.0101-7.510 Y GO/NOGO Chrome CTRCI-20Y
Regular price

$634.00

$584.00 Sale
$584.00
7.0101-7.510 Y DOUBLE-END Steel CTRSIDE-20Y
Regular price

$967.00

$924.00 Sale
$924.00
7.0101-7.510 Y DOUBLE-END Chrome CTRCIDE-20Y
Regular price

$1,294.00

$1,193.00 Sale
$1,193.00
7.0101-7.510 Z GO/NOGO Steel CTRSI-20Z
Regular price

$470.00

$422.00 Sale
$422.00
7.0101-7.510 Z GO/NOGO Chrome CTRCI-20Z
Regular price

$599.00

$549.00 Sale
$549.00
7.0101-7.510 Z DOUBLE-END Steel CTRSIDE-20Z
Regular price

$967.00

$870.00 Sale
$870.00
7.0101-7.510 Z DOUBLE-END Chrome CTRCIDE-20Z
Regular price

$1,224.00

$1,123.00 Sale
$1,123.00
7.5101-8.010 XX GO/NOGO Steel CTRSI-21XX
Regular price

$674.00

$597.00 Sale
$597.00
7.5101-8.010 XX GO/NOGO Chrome CTRCI-21XX
Regular price

$836.00

$776.00 Sale
$776.00
7.5101-8.010 XX DOUBLE-END Steel CTRSIDE-21XX
Regular price

$1,374.00

$1,220.00 Sale
$1,220.00
7.5101-8.010 XX DOUBLE-END Chrome CTRCIDE-21XX
Regular price

$1,698.00

$1,578.00 Sale
$1,578.00
7.5101-8.010 X GO/NOGO Steel CTRSI-21X
Regular price

$520.00

$490.00 Sale
$490.00
7.5101-8.010 X GO/NOGO Chrome CTRCI-21X
Regular price

$697.00

$637.00 Sale
$637.00
7.5101-8.010 X DOUBLE-END Steel CTRSIDE-21X
Regular price

$1,066.00

$1,006.00 Sale
$1,006.00
7.5101-8.010 X DOUBLE-END Chrome CTRCIDE-21X
Regular price

$1,420.00

$1,300.00 Sale
$1,300.00
7.5101-8.010 Y GO/NOGO Steel CTRSI-21Y
Regular price

$493.00

$475.00 Sale
$475.00
7.5101-8.010 Y GO/NOGO Chrome CTRCI-21Y
Regular price

$678.00

$618.00 Sale
$618.00
7.5101-8.010 Y DOUBLE-END Steel CTRSIDE-21Y
Regular price

$1,013.00

$976.00 Sale
$976.00
7.5101-8.010 Y DOUBLE-END Chrome CTRCIDE-21Y
Regular price

$1,382.00

$1,261.00 Sale
$1,261.00
7.5101-8.010 Z GO/NOGO Steel CTRSI-21Z
Regular price

$493.00

$449.00 Sale
$449.00
7.5101-8.010 Z GO/NOGO Chrome CTRCI-21Z
Regular price

$634.00

$584.00 Sale
$584.00
7.5101-8.010 Z DOUBLE-END Steel CTRSIDE-21Z
Regular price

$1,013.00

$924.00 Sale
$924.00
7.5101-8.010 Z DOUBLE-END Chrome CTRCIDE-21Z
Regular price

$1,294.00

$1,193.00 Sale
$1,193.00
19.301-24.05 XX GO/NOGO Steel CTRSM-1XX
Regular price

$98.00

$85.00 Sale
$85.00
19.301-24.05 XX GO/NOGO Chrome CTRCM-1XX
Regular price

$131.00

$111.00 Sale
$111.00
19.301-24.05 XX DOUBLE-END Steel CTRSMDE-1XX
Regular price

$216.00

$190.00 Sale
$190.00
19.301-24.05 XX DOUBLE-END Chrome CTRCMDE-1XX
Regular price

$282.00

$241.00 Sale
$241.00
19.301-24.05 X GO/NOGO Steel CTRSM-1X
Regular price

$74.00

$64.00 Sale
$64.00
19.301-24.05 X GO/NOGO Chrome CTRCM-1X
Regular price

$103.00

$83.00 Sale
$83.00
19.301-24.05 X DOUBLE-END Steel CTRSMDE-1X
Regular price

$167.00

$148.00 Sale
$148.00
19.301-24.05 X DOUBLE-END Chrome CTRCMDE-1X
Regular price

$226.00

$186.00 Sale
$186.00
19.301-24.05 Y GO/NOGO Steel CTRSM-1Y
Regular price

$64.00

$56.00 Sale
$56.00
19.301-24.05 Y GO/NOGO Chrome CTRCM-1Y
Regular price

$93.00

$73.00 Sale
$73.00
19.301-24.05 Y DOUBLE-END Steel CTRSMDE-1Y
Regular price

$149.00

$132.00 Sale
$132.00
19.301-24.05 Y DOUBLE-END Chrome CTRCMDE-1Y
Regular price

$206.00

$166.00 Sale
$166.00
19.301-24.05 Z GO/NOGO Steel CTRSM-1Z
Regular price

$58.00

$50.00 Sale
$50.00
19.301-24.05 Z GO/NOGO Chrome CTRCM-1Z
Regular price

$85.00

$65.00 Sale
$65.00
19.301-24.05 Z DOUBLE-END Steel CTRSMDE-1Z
Regular price

$135.00

$120.00 Sale
$120.00
19.301-24.05 Z DOUBLE-END Chrome CTRCMDE-1Z
Regular price

$190.00

$150.00 Sale
$150.00
24.051-28.83 XX GO/NOGO Steel CTRSM-2XX
Regular price

$102.00

$89.00 Sale
$89.00
24.051-28.83 XX GO/NOGO Chrome CTRCM-2XX
Regular price

$136.00

$116.00 Sale
$116.00
24.051-28.83 XX DOUBLE-END Steel CTRSMDE-2XX
Regular price

$225.00

$198.00 Sale
$198.00
24.051-28.83 XX DOUBLE-END Chrome CTRCMDE-2XX
Regular price

$292.00

$251.00 Sale
$251.00
24.051-28.83 X GO/NOGO Steel CTRSM-2X
Regular price

$77.00

$67.00 Sale
$67.00
24.051-28.83 X GO/NOGO Chrome CTRCM-2X
Regular price

$107.00

$87.00 Sale
$87.00
24.051-28.83 X DOUBLE-END Steel CTRSMDE-2X
Regular price

$174.00

$154.00 Sale
$154.00
24.051-28.83 X DOUBLE-END Chrome CTRCMDE-2X
Regular price

$234.00

$194.00 Sale
$194.00
24.051-28.83 Y GO/NOGO Steel CTRSM-2Y
Regular price

$70.00

$58.00 Sale
$58.00
24.051-28.83 Y GO/NOGO Chrome CTRCM-2Y
Regular price

$95.00

$75.00 Sale
$75.00
24.051-28.83 Y DOUBLE-END Steel CTRSMDE-2Y
Regular price

$160.00

$136.00 Sale
$136.00
24.051-28.83 Y DOUBLE-END Chrome CTRCMDE-2Y
Regular price

$210.00

$171.00 Sale
$171.00
24.051-28.83 Z GO/NOGO Steel CTRSM-2Z
Regular price

$74.00

$55.00 Sale
$55.00
24.051-28.83 Z GO/NOGO Chrome CTRCM-2Z
Regular price

$92.00

$72.00 Sale
$72.00
24.051-28.83 Z DOUBLE-END Steel CTRSMDE-2Z
Regular price

$167.00

$130.00 Sale
$130.00
24.051-28.83 Z DOUBLE-END Chrome CTRCMDE-2Z
Regular price

$204.00

$163.00 Sale
$163.00
28.831-38.35 XX GO/NOGO Steel CTRSM-3XX
Regular price

$100.00

$90.00 Sale
$90.00
28.831-38.35 XX GO/NOGO Chrome CTRCM-3XX
Regular price

$137.00

$117.00 Sale
$117.00
28.831-38.35 XX DOUBLE-END Steel CTRSMDE-3XX
Regular price

$221.00

$201.00 Sale
$201.00
28.831-38.35 XX DOUBLE-END Chrome CTRCMDE-3XX
Regular price

$295.00

$255.00 Sale
$255.00
28.831-38.35 X GO/NOGO Steel CTRSM-3X
Regular price

$83.00

$72.00 Sale
$72.00
28.831-38.35 X GO/NOGO Chrome CTRCM-3X
Regular price

$114.00

$94.00 Sale
$94.00
28.831-38.35 X DOUBLE-END Steel CTRSMDE-3X
Regular price

$187.00

$165.00 Sale
$165.00
28.831-38.35 X DOUBLE-END Chrome CTRCMDE-3X
Regular price

$249.00

$208.00 Sale
$208.00
28.831-38.35 Y GO/NOGO Steel CTRSM-3Y
Regular price

$75.00

$62.00 Sale
$62.00
28.831-38.35 Y GO/NOGO Chrome CTRCM-3Y
Regular price

$101.00

$81.00 Sale
$81.00
28.831-38.35 Y DOUBLE-END Steel CTRSMDE-3Y
Regular price

$171.00

$145.00 Sale
$145.00
28.831-38.35 Y DOUBLE-END Chrome CTRCMDE-3Y
Regular price

$223.00

$182.00 Sale
$182.00
28.831-38.35 Z GO/NOGO Steel CTRSM-3Z
Regular price

$75.00

$60.00 Sale
$60.00
28.831-38.35 Z GO/NOGO Chrome CTRCM-3Z
Regular price

$98.00

$78.00 Sale
$78.00
28.831-38.35 Z DOUBLE-END Steel CTRSMDE-3Z
Regular price

$171.00

$141.00 Sale
$141.00
28.831-38.35 Z DOUBLE-END Chrome CTRCMDE-3Z
Regular price

$217.00

$177.00 Sale
$177.00
38.351-44.71 XX GO/NOGO Steel CTRSM-4XX
Regular price

$146.00

$127.00 Sale
$127.00
38.351-44.71 XX GO/NOGO Chrome CTRCM-4XX
Regular price

$185.00

$165.00 Sale
$165.00
38.351-44.71 XX DOUBLE-END Steel CTRSMDE-4XX
Regular price

$316.00

$278.00 Sale
$278.00
38.351-44.71 XX DOUBLE-END Chrome CTRCMDE-4XX
Regular price

$394.00

$354.00 Sale
$354.00
38.351-44.71 X GO/NOGO Steel CTRSM-4X
Regular price

$114.00

$99.00 Sale
$99.00
38.351-44.71 X GO/NOGO Chrome CTRCM-4X
Regular price

$149.00

$129.00 Sale
$129.00
38.351-44.71 X DOUBLE-END Steel CTRSMDE-4X
Regular price

$252.00

$222.00 Sale
$222.00
38.351-44.71 X DOUBLE-END Chrome CTRCMDE-4X
Regular price

$322.00

$281.00 Sale
$281.00
38.351-44.71 Y GO/NOGO Steel CTRSM-4Y
Regular price

$102.00

$89.00 Sale
$89.00
38.351-44.71 Y GO/NOGO Chrome CTRCM-4Y
Regular price

$136.00

$116.00 Sale
$116.00
38.351-44.71 Y DOUBLE-END Steel CTRSMDE-4Y
Regular price

$229.00

$202.00 Sale
$202.00
38.351-44.71 Y DOUBLE-END Chrome CTRCMDE-4Y
Regular price

$296.00

$255.00 Sale
$255.00
38.351-44.71 Z GO/NOGO Steel CTRSM-4Z
Regular price

$97.00

$78.00 Sale
$78.00
38.351-44.71 Z GO/NOGO Chrome CTRCM-4Z
Regular price

$121.00

$101.00 Sale
$101.00
38.351-44.71 Z DOUBLE-END Steel CTRSMDE-4Z
Regular price

$217.00

$180.00 Sale
$180.00
38.351-44.71 Z DOUBLE-END Chrome CTRCMDE-4Z
Regular price

$266.00

$227.00 Sale
$227.00
44.711-51.05 XX GO/NOGO Steel CTRSM-5XX
Regular price

$146.00

$127.00 Sale
$127.00
44.711-51.05 XX GO/NOGO Chrome CTRCM-5XX
Regular price

$254.00

$234.00 Sale
$234.00
44.711-51.05 XX DOUBLE-END Steel CTRSMDE-5XX
Regular price

$316.00

$278.00 Sale
$278.00
44.711-51.05 XX DOUBLE-END Chrome CTRCMDE-5XX
Regular price

$532.00

$492.00 Sale
$492.00
44.711-51.05 X GO/NOGO Steel CTRSM-5X
Regular price

$114.00

$99.00 Sale
$99.00
44.711-51.05 X GO/NOGO Chrome CTRCM-5X
Regular price

$149.00

$129.00 Sale
$129.00
44.711-51.05 X DOUBLE-END Steel CTRSMDE-5X
Regular price

$252.00

$222.00 Sale
$222.00
44.711-51.05 X DOUBLE-END Chrome CTRCMDE-5X
Regular price

$322.00

$281.00 Sale
$281.00
44.711-51.05 Y GO/NOGO Steel CTRSM-5Y
Regular price

$102.00

$89.00 Sale
$89.00
44.711-51.05 Y GO/NOGO Chrome CTRCM-5Y
Regular price

$136.00

$116.00 Sale
$116.00
44.711-51.05 Y DOUBLE-END Steel CTRSMDE-5Y
Regular price

$229.00

$202.00 Sale
$202.00
44.711-51.05 Y DOUBLE-END Chrome CTRCMDE-5Y
Regular price

$296.00

$255.00 Sale
$255.00
44.711-51.05 Z GO/NOGO Steel CTRSM-5Z
Regular price

$97.00

$80.00 Sale
$80.00
44.711-51.05 Z GO/NOGO Chrome CTRCM-5Z
Regular price

$124.00

$104.00 Sale
$104.00
44.711-51.05 Z DOUBLE-END Steel CTRSMDE-5Z
Regular price

$217.00

$184.00 Sale
$184.00
44.711-51.05 Z DOUBLE-END Chrome CTRCMDE-5Z
Regular price

$272.00

$232.00 Sale
$232.00
51.051-57.41 XX GO/NOGO Steel CTRSM-6XX
Regular price

$160.00

$143.00 Sale
$143.00
51.051-57.41 XX GO/NOGO Chrome CTRCM-6XX
Regular price

$206.00

$186.00 Sale
$186.00
51.051-57.41 XX DOUBLE-END Steel CTRSMDE-6XX
Regular price

$344.00

$310.00 Sale
$310.00
51.051-57.41 XX DOUBLE-END Chrome CTRCMDE-6XX
Regular price

$436.00

$396.00 Sale
$396.00
51.051-57.41 X GO/NOGO Steel CTRSM-6X
Regular price

$135.00

$117.00 Sale
$117.00
51.051-57.41 X GO/NOGO Chrome CTRCM-6X
Regular price

$172.00

$152.00 Sale
$152.00
51.051-57.41 X DOUBLE-END Steel CTRSMDE-6X
Regular price

$293.00

$258.00 Sale
$258.00
51.051-57.41 X DOUBLE-END Chrome CTRCMDE-6X
Regular price

$368.00

$328.00 Sale
$328.00
51.051-57.41 Y GO/NOGO Steel CTRSM-6Y
Regular price

$116.00

$101.00 Sale
$101.00
51.051-57.41 Y GO/NOGO Chrome CTRCM-6Y
Regular price

$151.00

$131.00 Sale
$131.00
51.051-57.41 Y DOUBLE-END Steel CTRSMDE-6Y
Regular price

$256.00

$226.00 Sale
$226.00
51.051-57.41 Y DOUBLE-END Chrome CTRCMDE-6Y
Regular price

$326.00

$287.00 Sale
$287.00
51.051-57.41 Z GO/NOGO Steel CTRSM-6Z
Regular price

$112.00

$93.00 Sale
$93.00
51.051-57.41 Z GO/NOGO Chrome CTRCM-6Z
Regular price

$141.00

$121.00 Sale
$121.00
51.051-57.41 Z DOUBLE-END Steel CTRSMDE-6Z
Regular price

$247.00

$210.00 Sale
$210.00
51.051-57.41 Z DOUBLE-END Chrome CTRCMDE-6Z
Regular price

$306.00

$266.00 Sale
$266.00
57.411-63.75 XX GO/NOGO Steel CTRSM-7XX
Regular price

$160.00

$143.00 Sale
$143.00
57.411-63.75 XX GO/NOGO Chrome CTRCM-7XX
Regular price

$206.00

$186.00 Sale
$186.00
57.411-63.75 XX DOUBLE-END Steel CTRSMDE-7XX
Regular price

$344.00

$310.00 Sale
$310.00
57.411-63.75 XX DOUBLE-END Chrome CTRCMDE-7XX
Regular price

$436.00

$396.00 Sale
$396.00
57.411-63.75 X GO/NOGO Steel CTRSM-7X
Regular price

$135.00

$117.00 Sale
$117.00
57.411-63.75 X GO/NOGO Chrome CTRCM-7X
Regular price

$172.00

$152.00 Sale
$152.00
57.411-63.75 X DOUBLE-END Steel CTRSMDE-7X
Regular price

$293.00

$258.00 Sale
$258.00
57.411-63.75 X DOUBLE-END Chrome CTRCMDE-7X
Regular price

$368.00

$328.00 Sale
$328.00
57.411-63.75 Y GO/NOGO Steel CTRSM-7Y
Regular price

$116.00

$101.00 Sale
$101.00
57.411-63.75 Y GO/NOGO Chrome CTRCM-7Y
Regular price

$151.00

$131.00 Sale
$131.00
57.411-63.75 Y DOUBLE-END Steel CTRSMDE-7Y
Regular price

$256.00

$226.00 Sale
$226.00
57.411-63.75 Y DOUBLE-END Chrome CTRCMDE-7Y
Regular price

$326.00

$287.00 Sale
$287.00
57.411-63.75 Z GO/NOGO Steel CTRSM-7Z
Regular price

$112.00

$93.00 Sale
$93.00
57.411-63.75 Z GO/NOGO Chrome CTRCM-7Z
Regular price

$141.00

$121.00 Sale
$121.00
57.411-63.75 Z DOUBLE-END Steel CTRSMDE-7Z
Regular price

$247.00

$210.00 Sale
$210.00
57.411-63.75 Z DOUBLE-END Chrome CTRCMDE-7Z
Regular price

$306.00

$266.00 Sale
$266.00
63.751-70.11 XX GO/NOGO Steel CTRSM-8XX
Regular price

$186.00

$168.00 Sale
$168.00
63.751-70.11 XX GO/NOGO Chrome CTRCM-8XX
Regular price

$238.00

$218.00 Sale
$218.00
63.751-70.11 XX DOUBLE-END Steel CTRSMDE-8XX
Regular price

$399.00

$362.00 Sale
$362.00
63.751-70.11 XX DOUBLE-END Chrome CTRCMDE-8XX
Regular price

$502.00

$463.00 Sale
$463.00
63.751-70.11 X GO/NOGO Steel CTRSM-8X
Regular price

$156.00

$136.00 Sale
$136.00
63.751-70.11 X GO/NOGO Chrome CTRCM-8X
Regular price

$197.00

$177.00 Sale
$177.00
63.751-70.11 X DOUBLE-END Steel CTRSMDE-8X
Regular price

$339.00

$298.00 Sale
$298.00
63.751-70.11 X DOUBLE-END Chrome CTRCMDE-8X
Regular price

$420.00

$380.00 Sale
$380.00
63.751-70.11 Y GO/NOGO Steel CTRSM-8Y
Regular price

$138.00

$120.00 Sale
$120.00
63.751-70.11 Y GO/NOGO Chrome CTRCM-8Y
Regular price

$176.00

$156.00 Sale
$156.00
63.751-70.11 Y DOUBLE-END Steel CTRSMDE-8Y
Regular price

$302.00

$266.00 Sale
$266.00
63.751-70.11 Y DOUBLE-END Chrome CTRCMDE-8Y
Regular price

$378.00

$338.00 Sale
$338.00
63.751-70.11 Z GO/NOGO Steel CTRSM-8Z
Regular price

$115.00

$98.00 Sale
$98.00
63.751-70.11 Z GO/NOGO Chrome CTRCM-8Z
Regular price

$147.00

$127.00 Sale
$127.00
63.751-70.11 Z DOUBLE-END Steel CTRSMDE-8Z
Regular price

$256.00

$222.00 Sale
$222.00
63.751-70.11 Z DOUBLE-END Chrome CTRCMDE-8Z
Regular price

$320.00

$281.00 Sale
$281.00
70.111-76.45 XX GO/NOGO Steel CTRSM-9XX
Regular price

$193.00

$168.00 Sale
$168.00
70.111-76.45 XX GO/NOGO Chrome CTRCM-9XX
Regular price

$238.00

$218.00 Sale
$218.00
70.111-76.45 XX DOUBLE-END Steel CTRSMDE-9XX
Regular price

$412.00

$362.00 Sale
$362.00
70.111-76.45 XX DOUBLE-END Chrome CTRCMDE-9XX
Regular price

$502.00

$463.00 Sale
$463.00
70.111-76.45 X GO/NOGO Steel CTRSM-9X
Regular price

$156.00

$136.00 Sale
$136.00
70.111-76.45 X GO/NOGO Chrome CTRCM-9X
Regular price

$197.00

$177.00 Sale
$177.00
70.111-76.45 X DOUBLE-END Steel CTRSMDE-9X
Regular price

$339.00

$298.00 Sale
$298.00
70.111-76.45 X DOUBLE-END Chrome CTRCMDE-9X
Regular price

$420.00

$380.00 Sale
$380.00
70.111-76.45 Y GO/NOGO Steel CTRSM-9Y
Regular price

$138.00

$120.00 Sale
$120.00
70.111-76.45 Y GO/NOGO Chrome CTRCM-9Y
Regular price

$176.00

$156.00 Sale
$156.00
70.111-76.45 Y DOUBLE-END Steel CTRSMDE-9Y
Regular price

$302.00

$266.00 Sale
$266.00
70.111-76.45 Y DOUBLE-END Chrome CTRCMDE-9Y
Regular price

$378.00

$338.00 Sale
$338.00
70.111-76.45 Z GO/NOGO Steel CTRSM-9Z
Regular price

$115.00

$98.00 Sale
$98.00
70.111-76.45 Z GO/NOGO Chrome CTRCM-9Z
Regular price

$147.00

$127.00 Sale
$127.00
70.111-76.45 Z DOUBLE-END Steel CTRSMDE-9Z
Regular price

$256.00

$222.00 Sale
$222.00
70.111-76.45 Z DOUBLE-END Chrome CTRCMDE-9Z
Regular price

$320.00

$281.00 Sale
$281.00
76.451-82.81 XX GO/NOGO Steel CTRSM-10XX
Regular price

$271.00

$230.00 Sale
$230.00
76.451-82.81 XX GO/NOGO Chrome CTRCM-10XX
Regular price

$324.00

$299.00 Sale
$299.00
76.451-82.81 XX DOUBLE-END Steel CTRSMDE-10XX
Regular price

$569.00

$486.00 Sale
$486.00
76.451-82.81 XX DOUBLE-END Chrome CTRCMDE-10XX
Regular price

$674.00

$624.00 Sale
$624.00
76.451-82.81 X GO/NOGO Steel CTRSM-10X
Regular price

$209.00

$174.00 Sale
$174.00
76.451-82.81 X GO/NOGO Chrome CTRCM-10X
Regular price

$246.00

$226.00 Sale
$226.00
76.451-82.81 X DOUBLE-END Steel CTRSMDE-10X
Regular price

$445.00

$374.00 Sale
$374.00
76.451-82.81 X DOUBLE-END Chrome CTRCMDE-10X
Regular price

$518.00

$478.00 Sale
$478.00
76.451-82.81 Y GO/NOGO Steel CTRSM-10Y
Regular price

$182.00

$158.00 Sale
$158.00
76.451-82.81 Y GO/NOGO Chrome CTRCM-10Y
Regular price

$225.00

$205.00 Sale
$205.00
76.451-82.81 Y DOUBLE-END Steel CTRSMDE-10Y
Regular price

$389.00

$342.00 Sale
$342.00
76.451-82.81 Y DOUBLE-END Chrome CTRCMDE-10Y
Regular price

$476.00

$437.00 Sale
$437.00
76.451-82.81 Z GO/NOGO Steel CTRSM-10Z
Regular price

$153.00

$133.00 Sale
$133.00
76.451-82.81 Z GO/NOGO Chrome CTRCM-10Z
Regular price

$193.00

$173.00 Sale
$173.00
76.451-82.81 Z DOUBLE-END Steel CTRSMDE-10Z
Regular price

$332.00

$292.00 Sale
$292.00
76.451-82.81 Z DOUBLE-END Chrome CTRCMDE-10Z
Regular price

$412.00

$372.00 Sale
$372.00
82.811-89.15 XX GO/NOGO Steel CTRSM-11XX
Regular price

$265.00

$230.00 Sale
$230.00
82.811-89.15 XX GO/NOGO Chrome CTRCM-11XX
Regular price

$324.00

$299.00 Sale
$299.00
82.811-89.15 XX DOUBLE-END Steel CTRSMDE-11XX
Regular price

$555.00

$486.00 Sale
$486.00
82.811-89.15 XX DOUBLE-END Chrome CTRCMDE-11XX
Regular price

$674.00

$624.00 Sale
$624.00

Trilock Cylindrical plug gages are used to check a drilled hole. When one end of the gage becomes worn or damaged, the gage member can be reversed providing exceptional value, essentially two gage members for the price of one. The trilock feature is the source for the name of this design. The handle has three prongs on the ends, which fit into three grooves equally spaced around the central hole of the gage members. A bolt fastening system holds the member to the handle and the trilock grooves and prongs stabilize the member.

This gage is designed for size ranges, .750” to 8.00”. Available with GO and NOGO members in Class XXX, XX, X, Y and Z and manufactured to American Gage Design standards (AGD). Double end gages are supplied with (+) plus tolerance on the Go member and (-) minus tolerance on the NOGO member. Aavailable in steel, chrome and carbide. Steel gages are made of premium 52100 tool steel hardened to Rockwell C62-64 and cold stabilized to minimum size and form variations throughout providing the user with longer gage life and maximum wearability.

Special features such as depth notches, special lengths, air flats, easy entry pilots, whistle notches, radius, and chamfers are priced on request. WESTport Gage provides a Certificate of Accuracy, traceable to NIST (National Institute of Standards and Technology), free of charge with every gage.

Servicing Industry Worldwide Since 1989

Gages