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ER Collets and Collet Chucks

ER-11, ER-16, and ER-20 Spring Collets

ER-11, ER-16, and ER-20 Spring Collets.
The wide holding range of ER collets means fewer collets and fewer collet changes are required.
Unique self-releasing system prevents sticking.
Accurate within .0004"

The set ER11-ST has the following size collets: 1/32", 1/16", 3/32", 1/8", 3/16", 7/32", 1/4"

The set ER16-ST has the following size collets: 1/8", 3/16", 7/32", 1/4", 5/16", 11/32", 3/8"

The set ER20-ST has the following size collets: 1/8", 3/16", 7/32", 1/4", 5/16", 11/32", 3/8", 13/32", 7/16", 1/2"

Metric ER collets are available; please EMAIL for information.
Quantity Price Model Description Holding Range:

$162.50 ER11-ST
ER-11 Spring Collet Set, 7 pc, 1/32-1/4, 1630-2850 1/32" - 1/4" in set

$148.50 ER16-ST
ER-16 Spring Collet Set, 7 pc, 1/8-3/8, 1630-2860 1/8" - 3/8" in set

$254.60 ER20-ST
ER-20 Spring Collet Set, 10 pc, 1/8-1/2, 1630-2865 1/8" - 1/2" in set

$23.55 ER11-1/32
ER-11 Spring Collet, 1/32", 1630-2000 .020" - .040"

$20.20 ER11-1/16
ER-11 Spring Collet, 1/16", 1630-2005 .040" -.080"

$20.20 ER11-3/32
ER-11 Spring Collet, 3/32", 1630-2010 .080" - .120"

$20.20 ER11-1/8
ER-11 Spring Collet, 1/8", 1630-2015 .120" - .160"

$20.20 ER11-3/16
ER-11 Spring Collet, 3/16", 1630-2025 .160"- .200"

$20.20 ER11-7/32
ER-11 Spring Collet, 7/32", 1630-2030 .200" - .236"

$20.20 ER11-1/4
ER-11 Spring Collet, 1/4", 1630-2035 .236" - .275"

$21.95 ER16-1/32
ER-16 Spring Collet, 1/32", 1630-0420 .020" - .040"

$16.75 ER16-1/16
ER-16 Spring Collet, 1/16", 1630-0425 .040" - .080"

$16.75 ER16-3/32
ER-16 Spring Collet, 3/32", 1630-0430 .080" - .120"

$16.75 ER16-1/8
ER-16 Spring Collet, 1/8", 1630-0435 .120" - .160"

$16.75 ER16-5/32
ER-16 Spring Collet, 5/32", 1630-0440 .150" - .190"

$16.75 ER16-3/16
ER-16 Spring Collet, 3/16", 1630-0445 .160" - .200"

$16.75 ER16-7/32
ER-16 Spring Collet, 7/32", 1630-0450 .200" - .236"

$16.75 ER16-1/4
ER-16 Spring Collet, 1/4", 1630-0455 .236" - .275"

$16.75 ER16-9/32
ER-16 Spring Collet, 9/32", 1630-0460 -

$16.75 ER16-5/16
ER-16 Spring Collet, 5/16", 1630-0465 .275" - .315"

$16.75 ER16-11/32
ER-16 Spring Collet, 11/32", 1630-0470 .315" - .354"

$16.75 ER16-3/8
ER-16 Spring Collet, 3/8", 1630-0475 .354" - .393"

$17.80 ER20-1/16
ER-20 Spring Collet, 1/16", 1630-2050 .040" -.080"

$17.80 ER20-3/32
ER-20 Spring Collet, 3/32", 1630-2055 .080" - .120"

$17.80 ER20-1/8
ER-20 Spring Collet, 1/8", 1630-2060 .120" - .160"

$17.80 ER20-5/32
ER-20 Spring Collet, 5/32" .150" - .190"

$17.80 ER20-3/16
ER-20 Spring Collet, 3/16", 1630-2065 .160" - .200"

$17.80 ER20-7/32
ER-20 Spring Collet, 7/32", 1630-2070 .200" - .236"

$17.80 ER20-1/4
ER-20 Spring Collet, 1/4", 1630-2075 .236" - .275"

$17.80 ER20-9/32
ER-20 Spring Collet, 9/32" -

$17.80 ER20-5/16
ER-20 Spring Collet, 5/16", 1630-2085 .275" - .315"

$17.80 ER20-11/32
ER-20 Spring Collet, 11/32", 1630-2090 .315" - .354"

$17.80 ER20-3/8
ER-20 Spring Collet, 3/8", 1630-2095 .354" - .393"

$17.80 ER20-13/32
ER-20 Spring Collet, 13/32", 1630-2100 .393" - .433"

$17.80 ER20-7/16
ER-20 Spring Collet, 7/16", 1630-2105 .433" - .472"

$17.80 ER20-15/32
ER-20 Spring Collet, 15/32" -

$17.80 ER20-1/2
ER-20 Spring Collet, 1/2", 1630-2110 .472" - .511"

ER-25 Spring Collets

ER-25 Spring Collets.
The wide holding range of ER collets means fewer collets and fewer collet changes are required.
Unique self-releasing system prevents sticking.
Accurate within .0004"

The set ER25-ST has the following size collets: 1/8", 3/16", 7/32", 1/4", 5/16", 11/32", 3/8", 13/32", 7/16", 1/2", 17/32", 9/16"

Metric ER collets are available; please call for information.
Quantity Price Model Description Holding Range:

$257.00 ER25-ST
ER-25 Spring Collet Set, 12 pc, 1/8-9/16, 1630-2875 1/8" - 9/16" in set

$18.15 ER25-1/16
ER-25 Spring Collet, 1/16", 1630-0480 .040" - .080"

$18.15 ER25-3/32
ER-25 Spring Collet, 3/32", 1630-0485 .080" - .120"

$18.15 ER25-1/8
ER-25 Spring Collet, 1/8", 1630-0490 .120" - .160"

$18.15 ER25-5/32
ER-25 Spring Collet, 5/32", 1630-0495 .150" - .190"

$18.15 ER25-3/16
ER-25 Spring Collet, 3/16", 1630-0500 .160" - .200"

$18.15 ER25-7/32
ER-25 Spring Collet, 7/32", 1630-0505 .200" - .236"

$18.15 ER25-1/4
ER-25 Spring Collet, 1/4", 1630-0510 .236" - .275"

$18.15 ER25-9/32
ER-25 Spring Collet, 9/32", 1630-0515 -

$18.15 ER25-5/16
ER-25 Spring Collet, 5/16", 1630-0520 .275" - .315"

$18.15 ER25-11/32
ER-25 Spring Collet, 11/32", 1630-0525 .315" - .354"

$18.15 ER25-3/8
ER-25 Spring Collet, 3/8", 1630-0530 .354" - .393"

$18.15 ER25-13/32
ER-25 Spring Collet, 13/32", 1630-0535 .393" - .433"

$18.15 ER25-7/16
ER-25 Spring Collet, 7/16", 1630-0540 .433" - .472"

$18.15 ER25-15/32
ER-25 Spring Collet, 15/32", 1630-0545 -

$18.15 ER25-1/2
ER-25 Spring Collet, 1/2", 1630-0550 .472" - .511"

$18.15 ER25-17/32
ER-25 Spring Collet, 17/32", 1630-0555 .511" - .551"

$18.15 ER25-9/16
ER-25 Spring Collet, 9/16", 1630-0560 .511" - .590"

$18.15 ER25-19/32
ER-25 Spring Collet, 19/32", 1630-0565 -

$18.15 ER25-5/8
ER-25 Spring Collet, 5/8", 1630-0570 .590" - .629"

ER-32 Spring Collets

ER-32 Spring Collets.
The wide holding range of ER collets means fewer collets and fewer collet changes are required.
Unique self-releasing system prevents sticking.
Accurate within .0004"

The set ER32-ST has the following size collets: 1/8", 3/16", 1/4", 5/16", 3/8", 7/16", 1/2", 9/16", 5/8", 11/16", 3/4"

Metric ER collets are available; please call for information.
Quantity Price Model Description Holding Range:

$248.70 ER32-ST
ER-32 Spring Collet Set, 11 pc, 1630-2880 1/8" - 3/4" in set

$21.25 ER32-3/32
ER-32 Spring Collet, 3/32", 1630-0575 .080" - .120"

$21.25 ER32-1/8
ER-32 Spring Collet, 1/8", 1630-0580 .120" - .160"
Out of stock
$21.25 ER32-5/32
ER-32 Spring Collet, 5/32", 1630-0585 .150" - .190"

$21.25 ER32-3/16
ER-32 Spring Collet, 3/16", 1630-0590 .160" - .200"

$21.25 ER32-7/32
ER-32 Spring Collet, 7/32", 1630-0595 .200" - .236"

$21.25 ER32-1/4
ER-32 Spring Collet, 1/4", 1630-0600 .236" - .275"

$21.25 ER32-9/32
ER-32 Spring Collet, 9/32", 1630-0605 -

$21.25 ER32-5/16
ER-32 Spring Collet, 5/16", 1630-0610 .275" - .315"

$21.25 ER32-11/32
ER-32 Spring Collet, 11/32", 1630-0615 .315" - .354"

$21.25 ER32-3/8
ER-32 Spring Collet, 3/8", 1630-0620 .354" - .393"

$21.25 ER32-13/32
ER-32 Spring Collet, 13/32", 1630-0625 .393" - .433"

$21.25 ER32-7/16
ER-32 Spring Collet, 7/16", 1630-0630 .433" - .472"

$21.25 ER32-15/32
ER-32 Spring Collet, 15/32", 1630-0635 -

$21.25 ER32-1/2
ER-32 Spring Collet, 1/2", 1630-0640 .472" - .511"

$21.25 ER32-17/32
ER-32 Spring Collet, 17/32", 1630-0645 .511" - .551"

$21.25 ER32-9/16
ER-32 Spring Collet, 9/16", 1630-0650 .511" - .590"

$21.25 ER32-19/32
ER-32 Spring Collet, 19/32", 1630-0655 -

$21.25 ER32-5/8
ER-32 Spring Collet, 5/8", 1630-0660 .590" - .629"

$21.25 ER32-21/32
ER-32 Spring Collet, 21/32", 1630-0665 .629" - .669"

$21.25 ER32-11/16
ER-32 Spring Collet, 11/16", 1630-0670 .669" - .708"

$21.25 ER32-23/32
ER-32 Spring Collet, 23/32", 1630-0675 -

$21.25 ER32-3/4
ER-32 Spring Collet, 3/4", 1630-0680 .708" - .751"

ER-40 Spring Collets

ER-40 Spring Collets.
The wide holding range of ER collets means fewer collets and fewer collet changes are required.
Unique self-releasing system prevents sticking.
Accurate within .0004"

The set ER40-ST has the following size collets: 1/8", 3/16", 1/4", 5/16", 3/8", 7/16", 1/2", 9/16", 5/8", 11/16", 3/4", 13/16", 7/8", 15/16", 1"

Metric ER collets are available; please call for information.
Quantity Price Model Description Holding Range:

$388.20 ER40-ST
ER-40 Spring Collet Set, 15 pc, 1630-2890 1/8" - 1" in set

$25.50 ER40-1/8
ER-40 Spring Collet, 1/8", 1630-0685 .120" - .160"

$25.50 ER40-5/32
ER-40 Spring Collet, 5/32", 1630-0690 .150" - .190"

$25.50 ER40-3/16
ER-40 Spring Collet, 3/16", 1630-0695 .160" - .200"

$25.50 ER40-7/32
ER-40 Spring Collet, 7/32", 1630-0700 .200" - .236"

$25.50 ER40-1/4
ER-40 Spring Collet, 1/4", 1630-0705 .236" - .275"

$25.50 ER40-9/32
ER-40 Spring Collet, 9/32", 1630-0710 -

$25.50 ER40-5/16
ER-40 Spring Collet, 5/16", 1630-0715 .275" - .315"

$25.50 ER40-11/32
ER-40 Spring Collet, 11/32", 1630-0720 .315" - .354"

$25.50 ER40-3/8
ER-40 Spring Collet, 3/8", 1630-0725 .354" - .393"

$25.50 ER40-13/32
ER-40 Spring Collet, 13/32", 1630-0730 .393" - .433"

$25.50 ER40-7/16
ER-40 Spring Collet, 7/16", 1630-0735 .433" - .472"

$25.50 ER40-15/32
ER-40 Spring Collet, 15/32", 1630-0740 -

$25.50 ER40-1/2
ER-40 Spring Collet, 1/2", 1630-0750 .472" - .511"

$25.50 ER40-17/32
ER-40 Spring Collet, 17/32", 1630-0755 .511" - .551"

$25.50 ER40-9/16
ER-40 Spring Collet, 9/16", 1630-0760 .511" - .590"

$25.50 ER40-19/32
ER-40 Spring Collet, 19/32", 1630-0765 -

$25.50 ER40-5/8
ER-40 Spring Collet, 5/8", 1630-0770 .590" - .629"

$25.50 ER40-21/32
ER-40 Spring Collet, 21/32", 1630-0775 .629" - .669"

$25.50 ER40-11/16
ER-40 Spring Collet, 11/16", 1630-0780 .669" - .708"

$25.50 ER40-23/32
ER-40 Spring Collet, 23/32", 1630-0785 -

$25.50 ER40-3/4
ER-40 Spring Collet, 3/4", 1630-0790 .708" - .751"

$25.50 ER40-25/32
ER-40 Spring Collet, 25/32", 1630-2250 .748" - .787"

$25.50 ER40-13/16
ER-40 Spring Collet, 13/16", 1630-2255 .787" - .826"

$25.50 ER40-27/32
ER-40 Spring Collet, 27/32", 1630-2260 .826" - .866"

$25.50 ER40-7/8
ER-40 Spring Collet, 7/8", 1630-2265 .866" - .095"

$25.50 ER40-29/32
ER-40 Spring Collet, 29/32" -

$25.50 ER40-15/16
ER-40 Spring Collet, 15/16", 1630-2270 .905" - .944"

$25.50 ER40-31/32
ER-40 Spring Collet, 31/32", 1630-2275 .944" - .984"

$25.50 ER40-1
ER-40 Spring Collet, 1", 1630-2280 .984" - 1.020"

Bison and TMX ER Collet Chucks

Bison and TMX ER Collet Chucks.
Top European quality chucks for the versatile ER series of collets.
The wide holding range of ER collets means fewer collets and fewer collet changes are required.
Unique self-releasing system prevents sticking.
TMX model numbers may be different than our model number.

Call for sets, balanced models, NMTB shanks, and all Bison or TMX tool holders.

Follow this link to see ER Spring Collets.
Quantity Price Model Description

$146.60 TM8-500-1608
ER16 Collet Chuck, R8 Shank

$146.60 TM8-500-2008
ER20 Collet Chuck, R8 Shank

$150.30 TM8-500-2508
ER25 Collet Chuck, R8 Shank

$151.50 TM8-500-3008
ER32 Collet Chuck, R8 Shank
Out of stock
$163.70 TM8-500-4008
ER40 Collet Chuck, R8 Shank

$124.70 TM8-502-1105
ER11 Collet Chuck, 1/2" Straight Shank

$95.40 TM8-502-1607
ER16 Collet Chuck, 3/4" Straight Shank

$108.10 TM8-502-2010
ER20 Collet Chuck, 1" Straight Shank

$141.10 TM8-502-2510
ER25 Collet Chuck, 1" Straight Shank

$134.10 TM8-502-3210
ER32 Collet Chuck, 1" Straight Shank

$134.10 TM8-501-3203
ER32 Collet Chuck, 3MT Shank

R8 ER Collet Chuck Sets

We have temporarily removed these items from our catalog while we re-organize our inventory.
Quality Import collet sets for R8 milling machine spindles.
Sets include collet chuck, ER spring collets, wrench, and fitted case.

Follow this link to see ER Spring Collets.
Quantity Price Model Description Number of Collets: Sizes:
Out of stock
$139.00 R8-ER32-SET
R8 ER32 Collet Chuck Set (6 collets) 6 1/4, 5/16, 3/8, 1/2, 5/8, 3/4"
Out of stock
$239.00 R8-ER40-SET
R8 ER40 Collet Chuck Set (15 collets) 15 1/8" to 1" by 16ths