Machine ANSI (metric) Tap Extension
Perfect Solution for Close & Long Tapping Applications
Tap Extension with unique self-locking feature for ANSI, (metric) sizes offers the industry's smallest OD available in extension lengths from two to twelve inches! Made in the America using only USA sourced steel.
Each Self-Locking "Jungere" (jun-ger-ee) Tap Extension requires no set screws or collets; only the drift provided can dislodge the Extension from the Tap, and it is guaranteed to exceed the torque strength of any standard Tap it is designed to hold.
Please reference our video demo along with detailed size chart below to assure your tap will seat properly with the self-locking feature of our Tap Extension.
For machine or hand tapping applications.
Self-Locking feature requires the Tap dims match B and C on the diagram below (some metrics and mfg’s may vary). Metric is noted as a conversion. Please check to be sure the metric to ANSI conversion meets the max accepted for the tap square and shank dimensions required on the product chart.
All line items are in-stock and ship same-day for orders received no later than 1 PM Pacific. Shipping Information & Terms
If you require any assistance during your checkout, we can assist Monday – Friday Pacific Time Zone from 7AM to 1PM Pacific (closed on weekends).
Question? Distributor Services – email
800-566-4827 – phone
IMPORTANT: Before ordering the self-locking feature requires the TAP (ANSI or Metric) Square and Shank dims match with the Maximum Accepted dimension in product Columns B and C. Metric sizes are noted as a conversion and Tap Size can vary by manufacturer.
Click the more information button in the far right of the product row for buying options and more information.
| Standard Tap Size | SKU # | EXT OAL | Maximum Extension Diameter | Maximum Tap Shank Accepted | Maximum Tap Square Accepted | Length of Small Shank of Extension | Diameter of Small Shank of Extension | Square Shank of Extension | MSRP | |
|---|---|---|---|---|---|---|---|---|---|---|
| A | B | C | D | E | F | |||||
| #0-6 | 1012 | 2.00" | 0.250 | 0.141 | 0.110 | -- | -- | 0.191 | $45.75 | More Info |
| #0-6 | 1012.5 | 2.50" | 0.250 | 0.141 | 0.110 | -- | -- | 0.191 | $47.62 | More Info |
| #0-6 | 1013 | 3.00" | 0.250 | 0.141 | 0.110 | -- | -- | 0.191 | $47.62 | More Info |
| #0-6 | 1013.5 | 3.50" | 0.250 | 0.141 | 0.110 | -- | -- | 0.191 | $47.62 | More Info |
| #0-6 | 1014 | 4.00" | 0.250 | 0.141 | 0.110 | -- | -- | 0.191 | $47.62 | More Info |
| #0-6 | 1015 | 5.00" | 0.250 | 0.141 | 0.110 | -- | -- | 0.191 | $49.09 | More Info |
| #0-6 | 1016 | 6.00" | 0.250 | 0.141 | 0.110 | -- | -- | 0.191 | $49.09 | More Info |
| #0-6 | 1017 | 7.00" | 0.250 | 0.141 | 0.110 | -- | -- | 0.191 | $50.61 | More Info |
| #0-6 | 1018 | 8.00" | 0.250 | 0.141 | 0.110 | -- | -- | 0.191 | $50.61 | More Info |
| #8 | 1022 | 2.00" | 0.250 | 0.168 | 0.131 | -- | -- | 0.191 | $45.75 | More Info |
| #8 | 1022.5 | 2.50" | 0.250 | 0.168 | 0.131 | -- | -- | 0.191 | $47.62 | More Info |
| #8 | 1023 | 3.00" | 0.250 | 0.168 | 0.131 | -- | -- | 0.191 | $47.62 | More Info |
| #8 | 1023.5 | 3.50" | 0.250 | 0.168 | 0.131 | -- | -- | 0.191 | $47.62 | More Info |
| #8 | 1024 | 4.00" | 0.250 | 0.168 | 0.131 | -- | -- | 0.191 | $47.62 | More Info |
| #8 | 1025 | 5.00" | 0.250 | 0.168 | 0.131 | -- | -- | 0.191 | $49.09 | More Info |
| #8 | 1026 | 6.00" | 0.250 | 0.168 | 0.131 | -- | -- | 0.191 | $49.09 | More Info |
| #8 | 1027 | 7.00" | 0.250 | 0.168 | 0.131 | -- | -- | 0.191 | $50.61 | More Info |
| #8 | 1028 | 8.00" | 0.250 | 0.168 | 0.131 | -- | -- | 0.191 | $50.61 | More Info |
| #10 | 1032 | 2.00" | 0.250 | 0.194 | 0.152 | -- | -- | 0.191 | $45.75 | More Info |
| #10 | 1032.5 | 2.50" | 0.250 | 0.194 | 0.152 | -- | -- | 0.191 | $47.62 | More Info |
| #10 | 1033 | 3.00" | 0.250 | 0.194 | 0.152 | -- | -- | 0.191 | $47.62 | More Info |
| #10 | 1033.5 | 3.50" | 0.250 | 0.194 | 0.152 | -- | -- | 0.191 | $47.62 | More Info |
| #10 | 1034 | 4.00" | 0.250 | 0.194 | 0.152 | -- | -- | 0.191 | $47.62 | More Info |
| #10 | 1035 | 5.00" | 0.250 | 0.194 | 0.152 | -- | -- | 0.191 | $49.09 | More Info |
| #10 | 1036 | 6.00" | 0.250 | 0.194 | 0.152 | -- | -- | 0.191 | $49.09 | More Info |
| #10 | 1037 | 7.00" | 0.250 | 0.194 | 0.152 | -- | -- | 0.191 | $50.61 | More Info |
| #10 | 1038 | 8.00" | 0.250 | 0.194 | 0.152 | -- | -- | 0.191 | $50.61 | More Info |
| #12 | 1043 | 3.00" | 0.312 | 0.220 | 0.165 | 2.125 | 0.220 | 0.165 | $50.26 | More Info |
| #12 | 1044 | 4.00" | 0.312 | 0.220 | 0.165 | 2.125 | 0.220 | 0.165 | $50.26 | More Info |
| #12 | 1045 | 5.00" | 0.312 | 0.220 | 0.165 | 2.125 | 0.220 | 0.165 | $52.49 | More Info |
| #12 | 1046 | 6.00" | 0.312 | 0.220 | 0.165 | 2.125 | 0.220 | 0.165 | $52.49 | More Info |
| #12 | 1047 | 7.00" | 0.312 | 0.220 | 0.165 | 2.125 | 0.220 | 0.165 | $54.36 | More Info |
| #12 | 1048 | 8.00" | 0.312 | 0.220 | 0.165 | 2.125 | 0.220 | 0.165 | $54.36 | More Info |
| #12 | 1050 | 12.00" | 0.312 | 0.220 | 0.165 | 2.125 | 0.220 | 0.165 | $58.45 | More Info |
| 1/4" | 1053 | 3.00" | 0.375 | 0.255 | 0.191 | 2.125 | 0.255 | 0.191 | $52.49 | More Info |
| 1/4" | 1054 | 4.00" | 0.375 | 0.255 | 0.191 | 2.125 | 0.255 | 0.191 | $52.49 | More Info |
| 1/4" | 1055 | 5.00" | 0.375 | 0.255 | 0.191 | 2.125 | 0.255 | 0.191 | $54.36 | More Info |
| 1/4" | 1056 | 6.00" | 0.375 | 0.255 | 0.191 | 2.125 | 0.255 | 0.191 | $54.36 | More Info |
| 1/4" | 1057 | 7.00" | 0.375 | 0.255 | 0.191 | 2.125 | 0.255 | 0.191 | $58.27 | More Info |
| 1/4" | 1058 | 8.00" | 0.375 | 0.255 | 0.191 | 2.125 | 0.255 | 0.191 | $58.27 | More Info |
| 1/4" | 1060 | 12.00" | 0.375 | 0.255 | 0.191 | 2.125 | 0.255 | 0.191 | $64.03 | More Info |
| 5/16" | 1063 | 3.00" | 0.437 | 0.318 | 0.238 | 2.125 | 0.318 | 0.238 | $57.00 | More Info |
| 5/16" | 1064 | 4.00" | 0.437 | 0.318 | 0.238 | 2.125 | 0.318 | 0.238 | $57.00 | More Info |
| 5/16" | 1065 | 5.00" | 0.437 | 0.318 | 0.238 | 2.125 | 0.318 | 0.238 | $58.88 | More Info |
| 5/16" | 1066 | 6.00" | 0.437 | 0.318 | 0.238 | 2.125 | 0.318 | 0.238 | $58.88 | More Info |
| 5/16" | 1067 | 7.00" | 0.437 | 0.318 | 0.238 | 2.125 | 0.318 | 0.238 | $62.21 | More Info |
| 5/16" | 1068 | 8.00" | 0.437 | 0.318 | 0.238 | 2.125 | 0.318 | 0.238 | $62.21 | More Info |
| 5/16" | 1070 | 12.00" | 0.437 | 0.318 | 0.238 | 2.125 | 0.318 | 0.238 | $67.40 | More Info |
| 3/8" | 1073 | 3.00" | 0.500 | 0.381 | 0.286 | 2.125 | 0.381 | 0.286 | $58.88 | More Info |
| 3/8" | 1074 | 4.00" | 0.500 | 0.381 | 0.286 | 2.125 | 0.381 | 0.286 | $58.88 | More Info |
| 3/8" | 1075 | 5.00" | 0.500 | 0.381 | 0.286 | 2.125 | 0.381 | 0.286 | $62.21 | More Info |
| 3/8" | 1076 | 6.00" | 0.500 | 0.381 | 0.286 | 2.125 | 0.381 | 0.286 | $62.21 | More Info |
| 3/8" | 1077 | 7.00" | 0.500 | 0.381 | 0.286 | 2.125 | 0.381 | 0.286 | $65.61 | More Info |
| 3/8" | 1078 | 8.00" | 0.500 | 0.381 | 0.286 | 2.125 | 0.381 | 0.286 | $65.61 | More Info |
| 3/8" | 1080 | 12.00" | 0.500 | 0.381 | 0.286 | 2.125 | 0.381 | 0.286 | $72.33 | More Info |
| 7/16" | 1083 | 3.00" | 0.500 | 0.323 | 0.242 | 2.125 | 0.323 | 0.242 | $58.88 | More Info |
| 7/16" | 1084 | 4.00" | 0.500 | 0.323 | 0.242 | 2.125 | 0.323 | 0.242 | $58.88 | More Info |
| 7/16" | 1085 | 5.00" | 0.500 | 0.323 | 0.242 | 2.125 | 0.323 | 0.242 | $62.21 | More Info |
| 7/16" | 1086 | 6.00" | 0.500 | 0.323 | 0.242 | 2.125 | 0.323 | 0.242 | $62.21 | More Info |
| 7/16" | 1087 | 7.00" | 0.500 | 0.323 | 0.242 | 2.125 | 0.323 | 0.242 | $65.61 | More Info |
| 7/16" | 1088 | 8.00" | 0.500 | 0.323 | 0.242 | 2.125 | 0.323 | 0.242 | $65.61 | More Info |
| 7/16" | 1090 | 12.00" | 0.500 | 0.323 | 0.242 | 2.125 | 0.323 | 0.242 | $72.33 | More Info |
| 1/2" | 1093 | 3.00" | 0.500 | 0.367 | 0.275 | 2.125 | 0.367 | 0.275 | $62.21 | More Info |
| 1/2" | 1094 | 4.00" | 0.500 | 0.367 | 0.275 | 2.125 | 0.367 | 0.275 | $62.21 | More Info |
| 1/2" | 1095 | 5.00" | 0.500 | 0.367 | 0.275 | 2.125 | 0.367 | 0.275 | $65.61 | More Info |
| 1/2" | 1096 | 6.00" | 0.500 | 0.367 | 0.275 | 2.125 | 0.367 | 0.275 | $65.61 | More Info |
| 1/2" | 1097 | 7.00" | 0.500 | 0.367 | 0.275 | 2.125 | 0.367 | 0.275 | $66.15 | More Info |
| 1/2" | 1098 | 8.00" | 0.500 | 0.367 | 0.275 | 2.125 | 0.367 | 0.275 | $66.15 | More Info |
| 1/2" | 1100 | 12.00" | 0.500 | 0.367 | 0.275 | 2.125 | 0.367 | 0.275 | $70.10 | More Info |
| 9/16" | 1104 | 4.00" | 0.625 | 0.429 | 0.322 | 2.125 | 0.429 | 0.322 | $72.76 | More Info |
| 9/16" | 1106 | 6.00" | 0.625 | 0.429 | 0.322 | 2.125 | 0.429 | 0.322 | $75.66 | More Info |
| 9/16" | 1108 | 8.00" | 0.625 | 0.429 | 0.322 | 2.125 | 0.429 | 0.322 | $79.49 | More Info |
| 9/16" | 1110 | 12.00" | 0.625 | 0.429 | 0.322 | 2.125 | 0.429 | 0.322 | $86.72 | More Info |
| 5/8" | 1114 | 4.00" | 0.625 | 0.480 | 0.360 | 2.125 | 0.480 | 0.360 | $75.66 | More Info |
| 5/8" | 1116 | 6.00" | 0.625 | 0.480 | 0.360 | 2.125 | 0.480 | 0.360 | $79.49 | More Info |
| 5/8" | 1118 | 8.00" | 0.625 | 0.480 | 0.360 | 2.125 | 0.480 | 0.360 | $82.62 | More Info |
| 5/8" | 1120 | 12.00" | 0.625 | 0.480 | 0.360 | 2.125 | 0.480 | 0.360 | $89.54 | More Info |
| 11/16" | 1124 | 4.00" | 0.625 | 0.542 | 0.406 | 2.125 | 0.541 | 0.406 | $102.05 | More Info |
| 11/16" | 1126 | 6.00" | 0.625 | 0.542 | 0.406 | 2.125 | 0.541 | 0.406 | $111.07 | More Info |
| 11/16" | 1128 | 8.00" | 0.625 | 0.542 | 0.406 | 2.125 | 0.541 | 0.406 | $118.00 | More Info |
| 11/16" | 1130 | 12.00" | 0.625 | 0.542 | 0.406 | 2.125 | 0.541 | 0.406 | $133.96 | More Info |
| 3/4" | 1134 | 4.00" | 0.750 | 0.590 | 0.442 | 2.125 | 0.590 | 0.442 | $103.43 | More Info |
| 3/4" | 1136 | 6.00" | 0.750 | 0.590 | 0.442 | 2.125 | 0.590 | 0.442 | $110.38 | More Info |
| 3/4" | 1138 | 8.00" | 0.750 | 0.590 | 0.442 | 2.125 | 0.590 | 0.442 | $117.32 | More Info |
| 3/4" | 1140 | 12.00" | 0.750 | 0.590 | 0.442 | 2.125 | 0.590 | 0.442 | $131.17 | More Info |
| 13/16" | 1144 | 4.00" | 0.875 | 0.652 | 0.489 | 2.125 | 0.652 | 0.489 | $104.82 | More Info |
| 13/16" | 1146 | 6.00" | 0.875 | 0.652 | 0.489 | 2.125 | 0.652 | 0.489 | $118.69 | More Info |
| 13/16" | 1148 | 8.00" | 0.875 | 0.652 | 0.489 | 2.125 | 0.652 | 0.489 | $138.49 | More Info |
| 13/16" | 1150 | 12.00" | 0.875 | 0.652 | 0.489 | 2.125 | 0.652 | 0.489 | $174.94 | More Info |
| 7/8" | 1154 | 4.00" | 0.875 | 0.697 | 0.523 | 2.125 | 0.697 | 0.523 | $127.72 | More Info |
| 7/8" | 1156 | 6.00" | 0.875 | 0.697 | 0.523 | 2.125 | 0.697 | 0.523 | $134.67 | More Info |
| 7/8" | 1158 | 8.00" | 0.875 | 0.697 | 0.523 | 2.125 | 0.697 | 0.523 | $142.31 | More Info |
| 7/8" | 1160 | 12.00" | 0.875 | 0.697 | 0.523 | 2.125 | 0.697 | 0.523 | $156.89 | More Info |
| 15/16" | 1164 | 4.00" | 0.875 | 0.760 | 0.570 | 2.125 | 0.760 | 0.570 | $146.48 | More Info |
| 15/16" | 1166 | 6.00" | 0.875 | 0.760 | 0.570 | 2.125 | 0.760 | 0.570 | $155.51 | More Info |
| 15/16" | 1168 | 8.00" | 0.875 | 0.760 | 0.570 | 2.125 | 0.760 | 0.570 | $165.21 | More Info |
| 15/16" | 1170 | 12.00" | 0.875 | 0.760 | 0.570 | 2.125 | 0.760 | 0.570 | $183.95 | More Info |
| 1" | 1180 | 12.00" | 1.000 | 0.800 | 0.600 | 2.125 | 0.800 | 0.600 | $198.66 | More Info |
| 1" | 1174 | 4.00" | 1.000 | 0.800 | 0.600 | 2.125 | 0.800 | 0.600 | $155.51 | More Info |
| 1" | 1176 | 6.00" | 1.000 | 0.800 | 0.600 | 2.125 | 0.800 | 0.600 | $165.21 | More Info |
| 1" | 1178 | 8.00" | 1.000 | 0.800 | 0.600 | 2.125 | 0.800 | 0.600 | $183.95 | More Info |
| 1-1/8" | 1184 | 4.00" | 1.125 | 0.896 | 0.672 | 2.125 | 0.896 | 0.672 | $185.27 | More Info |
| 1-1/8" | 1186 | 6.00" | 1.125 | 0.896 | 0.672 | 2.125 | 0.896 | 0.672 | $192.30 | More Info |
| 1-1/8" | 1188 | 8.00" | 1.125 | 0.896 | 0.672 | 2.125 | 0.896 | 0.672 | $202.20 | More Info |
| 1-1/8" | 1190 | 12.00" | 1.125 | 0.896 | 0.672 | 2.125 | 0.896 | 0.672 | $219.13 | More Info |
| 1-1/4" | 1200 | 12.00" | 1.250 | 1.021 | 0.766 | 2.125 | 1.021 | 0.766 | $431.42 | More Info |
| 1-1/4" | 1194 | 4.00" | 1.250 | 1.021 | 0.766 | 2.125 | 1.021 | 0.766 | $337.36 | More Info |
| 1-1/4" | 1196 | 6.00" | 1.250 | 1.021 | 0.766 | 2.125 | 1.021 | 0.766 | $358.80 | More Info |
| 1-1/4" | 1198 | 8.00" | 1.250 | 1.021 | 0.766 | 2.125 | 1.021 | 0.766 | $384.73 | More Info |