Clamping Range is .039" for ER 16, 20, 25, 32, and 40.

Compatible with DR, RD, ESX, AR, & BR Series Collets.

All Collets are Inspected for Quality and Accuracy.

  Standard 0.0004" TIR

Ultra Precision Collets have 0.0002" TIR. *

Collapse range: 0.039"


Extend Carbide Tool Life by Selecting Techniks Ultra Precision Collets.*

* Order Ultra Precision Collets by placing a "UP" in front of the regular part number

See Below for ER 16, 20, 25, 32, and 40 Collets
ER 8 ER 11 Inch Range Metric
04208 - 01.0 04211 - 01.0 1/32" .019 - .039" 0.5 - 1.0
04208 - 01.5 04211 - 01.5 3/64" .039 - .059" 1.0 - 1.5
04208 - 02.0 04211 - 02.0 1/16" .059 - .079" 1.5 - 2.0
04208 - 02.5 04211 - 02.5 3/32" .079 - .098" 2.0 - 2.5
04208 - 03.0 04211 - 03.0 7/64" .098 - .118" 2.5 - 3.0
04208 - 03.5 04211 - 03.5 1/8" .118 - .138" 3.0 - 3.5
04208 - 04.0 04211 - 04.0 5/32" .138 - .157" 3.5 - 4.0
04208 - 04.5 04211 - 04.5 11/64" .157 - .177" 4.0 - 4.5
04208 - 05.0 04211 - 05.0 3/16" .177 - .197" 4.5 - 5.0
04211 - 05.5 13/64" .197 - .217" 5.0 - 5.5
  04211 - 06.0 7/32" .217 - .236" 5.5 - 6.0
04211 - 06.5 1/4" .236 - .256" 6.0 - 6.5
  04211 - 07.0 17/64" .256 - .276" 6.5 - 7.0
 

 

ER 16 ER 20 ER 25 ER 32 ER 40 Inch Range Metric
04216 - 01         1/32" .019 - .039" 0.5-1
04216 - 02 04220 - 02 04225 - 02 1/16" .039 - .079" 1-2
04216 - 03 04220 - 03 04225 - 03 04232 - 03   7/64" .079 - .118" 2-3
04216 - 04 04220 - 04 04225 - 04 04232 - 04 04240 - 04 1/8" .118 - .157" 3-4
04216 - 05 04220 - 05 04225 - 05 04232 - 05 04240 - 05 3/16" .157 - .197" 4-5
04216 - 06 04220 - 06 04225 - 06 04232 - 06 04240 - 06 7/32" .197 - .236" 5-6
04216 - 07 04220 - 07 04225 - 07 04232 - 07 04240 - 07 1/4" .236 - .276" 6-7
04216 - 08 04220 - 08 04225 - 08 04232 - 08 04240 - 08 5/16" .276 - .315" 7-8
04216 - 09 04220 - 09 04225 - 09 04232 - 09 04240 - 09 11/32" .315 - .354" 8-9
04216 - 10 04220 - 10 04225 - 10 04232 - 10 04240 - 10 3/8" .354 - .394" 9-10
  04220 - 11 04225 - 11 04232 - 11 04240 - 11 13/32" .394 - .433" 10-11
04220 - 12 04225 - 12 04232 - 12 04240 - 12 7/16" .433 - .472" 11-12
  04220 - 13 04225 - 13 04232 - 13 04240 - 13 1/2" .472 - .512" 12-13
04225 - 14 04232 - 14 04240 - 14 17/32" .512 - .551" 13-14
    04225 - 15 04232 - 15 04240 - 15 9/16" .551 - .591" 14-15
04225 - 16 04232 - 16 04240 - 16 5/8" .591 - .630" 15-16
      04232 - 17 04240 - 17 21/32" .630 - .669" 16-17
04232 - 18 04240 - 18 11/16" .669 - .709" 17-18
      04232 - 19 04240 - 19 3/4" .709 - .748" 18-19
04232 - 20 04240 - 20 25/32" .748 - .787" 19-20
        04240 - 21 13/16" .787 - .827" 20-21
04240 - 22 27/32" .827 - .866" 21-22
        04240 - 23 7/8" .866 - .906" 22-23
04240 - 24 15/16" .906 - .945" 23-24
        04240 - 25 31/32" .945 - .984" 24-25
04240 - 26 1" .984 - 1.024" 25-26

Note: 0.5mm increment collets are available on request.