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Adapters for use with Square Drive Collets & ANSI Tap Shank
(Image A)
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For use in all tapping cycles on DIN, ISO, Japanese or ANSI (inch and metric) tap shanks.
- Provides flexibility for any tap shank size.
Adapters for use with DIN, ISO, Japanese & ANSI Tap Shanks
(Image B)
Adjustable drive plug for any square size in the tap range. Use standard ER Collets, refer to tap size chart.
| ER COLLET TAP ADAPTERS |
| Part Number |
Collet Size Range |
Tap Size |
B |
C |
Collet Nut Wrench |
Collet Nut Wrench* |
Open End Wrench |
| 7716-ER16 |
16 |
#8 - 1/4 |
1.26 |
1.54 |
16ERHPN |
ECN20W |
ECN20W |
| 7716-ER20 |
20 |
#8 - 3/8 |
1.38 |
1.58 |
20ERHPN |
20ERHNW |
ECN20W |
| 7716-ER25 |
25 |
#8 - 5/8 |
1.65 |
1.50 |
25ERPN |
25ERNW |
ECN12W |
| 7716-ER32 |
32 |
#8 - 13/16 |
1.97 |
2.34 |
32ERPN |
32ERNW |
180CNW |
| 7716-ER40 |
40 |
1/4 - 1" |
2.48 |
2.34 |
40ERPN |
40ERNW |
180CNW |
| UNIVERSAL ER COLLET TAP ADAPTERS |
| Part Number |
Coolant |
Collet Size Range |
Tap Size |
B |
C |
Collet Nut Wrench |
Collet Nut Wrench* |
Open End |
Adjusting Screw |
| 7716-ER16U |
7716-ER16UC |
16 |
#6-3/8 |
1.26 |
1.71 |
16ERHPN |
ECN20W |
ECN20W |
7716-FD01 |
| 7716-ER20U |
7716-ER20UC |
20 |
#10-5/8 |
1.38 |
1.93 |
20ERHPN |
20ERHNW |
ECN20W |
7716-FD07 |
| 7716-ER32U |
7716-ER32UC |
32 |
9/16-15/16 |
1.97 |
2.43 |
32ERPN |
32ERNW |
180CNW |
7716-FD01 |
| 7716-ER40U |
7716-ER40UC |
40 |
1.0-1.375 |
2.48 |
3.54 |
40ERPN |
40ERNW |
180CNW |
7716-FD04 |
Use on wrench flats to assist in tightening collet nut.
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