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Designation 
Collet Series
Range
Nut Dia
Shank Length Shank Dia. Collet Nut
Stop Screw
Collet Nut Wrench
Price

  SS750-ER16-250

ER16

.020’’ – .406’’

(.5mm - 10mm)

1/32’’ - 13/32’’

1.1

2.50

.750

ER-16N

ER-16S

ER-16W

$48.95

  SS750-ER16-400

1.1

4.00

.750

ER-16N

ER-16S

ER-16W

$59.95

  SS100-ER16-250

1.1

2.50

1.00

ER-16N

ER-16S

ER-16W

$54.95

  SS100-ER16-400

1.1

4.00

1.00

ER-16N

ER-16S

ER-16W

$59.95

  SS100-ER16-600

1.1

6.00

1.00

ER-16N

ER-16S

ER-16W

$64.95

  SS750-ER20-250

ER20 

.020’’ – .500’’

(.5mm – 13mm)

1/32’’ - 1/2’’ 

1.34

2.50

.750

ER-20N

ER-20S

ER-20W

$54.95

  SS750-ER20-400

1.34

4.00

.750

ER-20N

ER-20S

ER-20W

$59.95

  SS100-ER20-250

1.34

2.50

1.00

ER-20N

ER-20S

ER-20W

$48.95

  SS100-ER20-400

1.34

4.00

1.00

ER-20N

ER-20S

ER-20W

$59.95

  SS100-ER20-600

1.34

6.00

1.00

ER-20N

ER-20S

ER-20W

$64.95

_______________________________________________________________________________Ultra-Dex USA