ER Collets

If your CNC tooling requirements include an ER collet, we have collet sizes ER11 to ER 50 for shank sizes 1/16 to 1in and metric sizaes from 7 to 25mm

These ER collets from Southeast Tool feature an amazing .0004in TIR and are available individually or in sets.

Check out our full range of CNC Parts and Accessories or check our online Southeast Tool catalog for an easy reference sheet to determine your collet sizes.

Collet Series	Length	Diameter
ER 11	18mm (0.708in)	11.5mm (0.45in)
ER 16	27.5mm (1.08in)	17mm (0.67in)
ER 20	31.5mm (1.24in)	21mm (0.83in)
ER 25	34mm (1.34in)	26mm (1.02in)
ER 32	40mm (1.57in)	33mm (1.31in)
ER 40	46mm (1.81in)	41mm (1.61in)
ER 50	60mm (2.36in)	52mm (2.05in)

Southeast Tool
ER20 CNC Router Collet, 3/32" Shank, Southeast Tool SE04220-332
ER Precision Collets (Inch Sizes),Standard 0.0004 TIR - ER20 ( 3/32) - Southeast Tool SE04220-332 ; …

MSRP:

Was:

Now: (Inc. Tax)

MSRP: $54.84

Was:

Now: $47.51
Southeast Tool
ER20 CNC Router Collet, 3/16" Shank, Southeast Tool SE04220-316
ER Precision Collets (Inch Sizes),Standard 0.0004 TIR - ER20 (3/16) - Southeast Tool SE04220-316 ; 3…

MSRP:

Was:

Now: (Inc. Tax)

MSRP: $45.13

Was:

Now: $39.09
Southeast Tool
ER20 CNC Router Collet, 1/8" Shank, Southeast Tool SE04220-18
ER Precision Collets (Inch Sizes),Standard 0.0004 TIR - ER20 (1/8) - Southeast Tool SE04220-18 ; 1/8…

MSRP:

Was:

Now: (Inc. Tax)

MSRP: $45.13

Was:

Now: $39.09
Southeast Tool
ER20 CNC Router Collet, 15/32" Shank, Southeast Tool SE04220-1532
ER Precision Collets (Inch Sizes),Standard 0.0004 TIR - ER20 (15/32) - Southeast Tool SE04220-1532; …

MSRP:

Was:

Now: (Inc. Tax)

MSRP: $43.39

Was:

Now: $37.59
Southeast Tool
ER20 CNC Router Collet, 1/4" Shank, Southeast Tool SE04220-14
ER Precision Collets (Inch Sizes),Standard 0.0004 TIR - ER20 (1/4) - Southeast Tool SE04220-14 ; 1/4…

MSRP:

Was:

Now: (Inc. Tax)

MSRP: $45.13

Was:

Now: $39.09
Southeast Tool
ER20 CNC Router Collet, 13mm Shank, Southeast Tool SE04220-13mm
ER Precision Collets - (Metric) Sizes) ER20 - Southeast Tool SE04220-13mm ; 13mm Shank diameter.*Mos…

MSRP:

Was:

Now: (Inc. Tax)

MSRP: $43.39

Was:

Now: $37.59
Southeast Tool
ER20 CNC Router Collet, 13/32" Shank, Southeast Tool SE04220-1 332
ER Precision Collets (Inch Sizes),Standard 0.0004 TIR - ER20 (13/32) - Southeast Tool SE04220-1 332 …

MSRP:

Was:

Now: (Inc. Tax)

MSRP: $43.39

Was:

Now: $37.59
Southeast Tool
ER20 CNC Router Collet, 12mm Shank, Southeast Tool SE04220-12mm
ER Precision Collets - (Metric) Sizes) ER20 - Southeast Tool SE04220-12mm ; 12mm Shank diameter.*Mos…

MSRP:

Was:

Now: (Inc. Tax)

MSRP: $45.13

Was:

Now: $39.09
Southeast Tool
ER20 CNC Router Collet, 1/2" Shank, Southeast Tool SE04220-12
ER Precision Collets (Inch Sizes),Standard 0.0004 TIR - ER20 (1/2) - Southeast Tool SE04220-12; 1/2 …

MSRP:

Was:

Now: (Inc. Tax)

MSRP: $45.13

Was:

Now: $39.09
Southeast Tool
ER20 CNC Router Collet, 11/32" Shank, Southeast Tool SE04220-1132
ER Precision Collets (Inch Sizes),Standard 0.0004 TIR - ER20 (11/32) - Southeast Tool SE04220-1132 ;…

MSRP:

Was:

Now: (Inc. Tax)

MSRP: $45.13

Was:

Now: $39.09
Southeast Tool
ER20 CNC Router Collet, 10mm Shank, Southeast Tool SE04220-10mm
ER Precision Collets - (Metric) Sizes) ER20 - Southeast Tool SE04220-10mm ; 10mm Shank diameter.*Mos…

MSRP:

Was:

Now: (Inc. Tax)

MSRP: $46.06

Was:

Now: $39.90
Southeast Tool
ER16 CNC Router Collet, 9/32" Shank, Southeast Tool SE04216-932
ER Precision Collets (Inch Sizes),Standard 0.0004 TIR - ER16 (9/32) - Southeast Tool SE04216-932; 9/…

MSRP:

Was:

Now: (Inc. Tax)

MSRP: $39.79

Was:

Now: $34.49
Southeast Tool
ER16 CNC Router Collet, 8mm Shank, Southeast Tool SE04216-8mm
ER Precision Collets - (Metric) Sizes) ER16 - Southeast Tool SE04216-8mm; 8mm Shank diameter.*Most S…

MSRP:

Was:

Now: (Inc. Tax)

MSRP: $38.26

Was:

Now: $33.15
Southeast Tool
ER16 CNC Router Collet, 7mm Shank, Southeast Tool SE04216-7mm
ER Precision Collets - (Metric) Sizes) ER16 - Southeast Tool SE04216-7mm; 7mm Shank diameter.*Most S…

MSRP:

Was:

Now: (Inc. Tax)

MSRP: $38.26

Was:

Now: $33.15
Southeast Tool
ER16 CNC Router Collet, 7/32" Shank, Southeast Tool SE04216-732
ER Precision Collets (Inch Sizes),Standard 0.0004 TIR - ER16 (7/32) - Southeast Tool SE04216-732 ; 7…

MSRP:

Was:

Now: (Inc. Tax)

MSRP: $39.79

Was:

Now: $34.49
Southeast Tool
ER16 CNC Router Collet, 5/32" Shank, Southeast Tool SE04216-532
ER Precision Collets (Inch Sizes),Standard 0.0004 TIR - ER16 (5/32) - Southeast Tool SE04216-532 ; 5…

MSRP:

Was:

Now: (Inc. Tax)

MSRP: $39.79

Was:

Now: $34.49
Southeast Tool
ER16 CNC Router Collet, 5/16" Shank, Southeast Tool SE04216-516
ER Precision Collets (Inch Sizes),Standard 0.0004 TIR - ER16 (5/16) - Southeast Tool SE04216-516; 5/…

MSRP:

Was:

Now: (Inc. Tax)

MSRP: $39.79

Was:

Now: $34.49
Southeast Tool
ER16 CNC Router Collet, 3/8" Shank, Southeast Tool SE04216-38
ER Precision Collets (Inch Sizes),Standard 0.0004 TIR - ER16 (3/8) - Southeast Tool SE04216-38; 3/8 …

MSRP:

Was:

Now: (Inc. Tax)

MSRP: $43.09

Was:

Now: $37.33
Southeast Tool
ER16 CNC Router Collet, 3/32" Shank, Southeast Tool SE04216-332
ER Precision Collets (Inch Sizes),Standard 0.0004 TIR - ER16 ( 3/32) - Southeast Tool SE04216-332 ; …

MSRP:

Was:

Now: (Inc. Tax)

MSRP: $54.84

Was:

Now: $47.51
Southeast Tool
ER16 CNC Router Collet, 3/16" Shank, Southeast Tool SE04216-316
ER Precision Collets (Inch Sizes),Standard 0.0004 TIR - ER16 (3/16) - Southeast Tool SE04216-316 ; 3…

MSRP:

Was:

Now: (Inc. Tax)

MSRP: $39.79

Was:

Now: $34.49

ER Collets

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