Standard

Our micRun collets have an incredible runout TIR which leads to a total system runout TIR of ≤3 μm.
Features and benefits
MR Features and benefits

Wide clamping range

The 16-slot design allows for continuing best TIR throughout the MR range.

Broad range of products

We offer sizes from MR 11 up to MR 32 and diameters from 1 mm up to 20 mm.

Up to 20% more clamping length

Improve your runout with up to 20 % more clamping length in smaller diameters.

Matched tooling system for best fit

Use our MR colletholders with our MR collets and MR nuts together to ensure maximum precision and best balancing.

Expert advice

Improper assembly can permanently damage the runout TIR of the collet and may result in the destruction of the clamping nut. Only mount clamping nuts with correctly assembled collets.

Get your micRun products

It has never been easier to achieve toolholding excellence. Request a quote for your selected products today!

Filter by properties

Title Norm size Ø [Inch] Ø [mm] Drawings Part No Compare Get an offer
MR 32 Ø 11/16"
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32 11/16" 17.00 DXF_ISO13399 PDF_ISO13399 STP_DIN4003 XML_DIN4000 1132.17466
MR 32 Ø 3/4"
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32 3/4" 19.10 DXF_ISO13399 PDF_ISO13399 STP_DIN4003 XML_DIN4000 1132.19056
MR 32 Ø 9/16"
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32 9/16" 14.00 DXF_ISO13399 PDF_ISO13399 STP_DIN4003 XML_DIN4000 1132.14296
MR 32 Ø 5/8"
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32 5/8" 16.00 DXF_ISO13399 PDF_ISO13399 STP_DIN4003 XML_DIN4000 1132.15886
MR 32 Ø 7/16"
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32 7/16" 11.00 DXF_ISO13399 PDF_ISO13399 STP_DIN4003 XML_DIN4000 1132.11116
MR 32 Ø 1/2"
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32 1/2" 12.70 DXF_ISO13399 PDF_ISO13399 STP_DIN4003 XML_DIN4000 1132.12706
MR 32 Ø 5/16"
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32 5/16" 8.00 DXF_ISO13399 PDF_ISO13399 STP_DIN4003 XML_DIN4000 1132.07946
MR 32 Ø 3/8"
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32 3/8" 10.00 DXF_ISO13399 PDF_ISO13399 STP_DIN4003 XML_DIN4000 1132.09536
MR 32 Ø 20.0 mm
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32 20.00 DXF_ISO13399 PDF_ISO13399 STP_DIN4003 XML_DIN4000 1132.20006
MR 32 Ø 1/4"
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32 1/4" 6.35 DXF_ISO13399 PDF_ISO13399 STP_DIN4003 XML_DIN4000 1132.06356
MR 32 Ø 16.0 mm
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32 16.00 DXF_ISO13399 PDF_ISO13399 STP_DIN4003 XML_DIN4000 1132.16006
MR 32 Ø 18.0 mm
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32 18.00 DXF_ISO13399 PDF_ISO13399 STP_DIN4003 XML_DIN4000 1132.18006
MR 32 Ø 12.0 mm
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32 12.00 DXF_ISO13399 PDF_ISO13399 STP_DIN4003 XML_DIN4000 1132.12006
MR 32 Ø 14.0 mm
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32 14.00 DXF_ISO13399 PDF_ISO13399 STP_DIN4003 XML_DIN4000 1132.14006
MR 32 Ø 8.0 mm
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32 8.00 DXF_ISO13399 PDF_ISO13399 STP_DIN4003 XML_DIN4000 1132.08006
MR 32 Ø 10.0 mm
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32 10.00 DXF_ISO13399 PDF_ISO13399 STP_DIN4003 XML_DIN4000 1132.10006
MR 32 Ø 5.0 mm
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32 5.00 DXF_ISO13399 PDF_ISO13399 STP_DIN4003 XML_DIN4000 1132.05006
MR 32 Ø 6.0 mm
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32 6.00 DXF_ISO13399 PDF_ISO13399 STP_DIN4003 XML_DIN4000 1132.06006
MR 32 Ø 3.0 mm
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32 3.00 DXF_ISO13399 PDF_ISO13399 STP_DIN4003 XML_DIN4000 1132.03006
MR 32 Ø 4.0 mm
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32 4.00 DXF_ISO13399 PDF_ISO13399 STP_DIN4003 XML_DIN4000 1132.04006
MR 25 Ø 5/8"
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25 5/8" 15.90 DXF_ISO13399 PDF_ISO13399 STP_DIN4003 XML_DIN4000 1125.15886
MR 32 Ø 2.0 mm
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32 2.00 DXF_ISO13399 PDF_ISO13399 STP_DIN4003 XML_DIN4000 1132.02006
MR 25 Ø 1/2"
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25 1/2" 12.70 DXF_ISO13399 PDF_ISO13399 STP_DIN4003 XML_DIN4000 1125.12706
MR 25 Ø 9/16"
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25 9/16" 14.30 DXF_ISO13399 PDF_ISO13399 STP_DIN4003 XML_DIN4000 1125.14296
MR 25 Ø 3/8"
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25 3/8" 9.50 DXF_ISO13399 PDF_ISO13399 STP_DIN4003 XML_DIN4000 1125.09536
MR 25 Ø 7/16"
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25 7/16" 11.10 DXF_ISO13399 PDF_ISO13399 STP_DIN4003 XML_DIN4000 1125.11116
MR 25 Ø 1/4"
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25 1/4" 6.35 DXF_ISO13399 PDF_ISO13399 STP_DIN4003 XML_DIN4000 1125.06356
MR 25 Ø 5/16"
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25 5/16" 7.90 DXF_ISO13399 PDF_ISO13399 STP_DIN4003 XML_DIN4000 1125.07946
MR 25 Ø 16.0 mm
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25 16.00 DXF_ISO13399 PDF_ISO13399 STP_DIN4003 XML_DIN4000 1125.16006
MR 25 Ø 1/8"
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25 1/8" 3.20 DXF_ISO13399 PDF_ISO13399 STP_DIN4003 XML_DIN4000 1125.03186
MR 25 Ø 12.0 mm
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25 12.00 DXF_ISO13399 PDF_ISO13399 STP_DIN4003 XML_DIN4000 1125.12006
MR 25 Ø 14.0 mm
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25 14.00 DXF_ISO13399 PDF_ISO13399 STP_DIN4003 XML_DIN4000 1125.14006
MR 25 Ø 8.0 mm
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25 8.00 DXF_ISO13399 PDF_ISO13399 STP_DIN4003 XML_DIN4000 1125.08006
MR 25 Ø 10.0 mm
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25 10.00 DXF_ISO13399 PDF_ISO13399 STP_DIN4003 XML_DIN4000 1125.10006
MR 25 Ø 5.0 mm
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25 5.00 DXF_ISO13399 PDF_ISO13399 STP_DIN4003 XML_DIN4000 1125.05006
MR 25 Ø 6.0 mm
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25 6.00 DXF_ISO13399 PDF_ISO13399 STP_DIN4003 XML_DIN4000 1125.06006
MR 25 Ø 3.0 mm
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25 3.00 DXF_ISO13399 PDF_ISO13399 STP_DIN4003 XML_DIN4000 1125.03006
MR 25 Ø 4.0 mm
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25 4.00 DXF_ISO13399 PDF_ISO13399 STP_DIN4003 XML_DIN4000 1125.04006
MR 25 Ø 1.0 mm
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25 1.00 DXF_ISO13399 PDF_ISO13399 STP_DIN4003 XML_DIN4000 1125.01006
MR 25 Ø 2.0 mm
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25 2.00 DXF_ISO13399 PDF_ISO13399 STP_DIN4003 XML_DIN4000 1125.02006
MR 16 Ø 5/16"
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16 5/16" 8.00 DXF_ISO13399 PDF_ISO13399 STP_DIN4003 XML_DIN4000 1116.07946
MR 16 Ø 3/8"
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16 3/8" 10.00 DXF_ISO13399 PDF_ISO13399 STP_DIN4003 XML_DIN4000 1116.09536
MR 16 Ø 3/16"
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16 3/16" 5.00 DXF_ISO13399 PDF_ISO13399 STP_DIN4003 XML_DIN4000 1116.04766
MR 16 Ø 1/4"
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16 1/4" 6.35 DXF_ISO13399 PDF_ISO13399 STP_DIN4003 XML_DIN4000 1116.06356
MR 16 Ø 10.0 mm
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16 10.00 DXF_ISO13399 PDF_ISO13399 STP_DIN4003 XML_DIN4000 1116.10006
MR 16 Ø 1/8"
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16 1/8" 3.20 DXF_ISO13399 PDF_ISO13399 STP_DIN4003 XML_DIN4000 1116.03186
MR 16 Ø 6.0 mm
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16 6.00 DXF_ISO13399 PDF_ISO13399 STP_DIN4003 XML_DIN4000 1116.06006
MR 16 Ø 8.0 mm
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16 8.00 DXF_ISO13399 PDF_ISO13399 STP_DIN4003 XML_DIN4000 1116.08006
MR 16 Ø 4.0 mm
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16 4.00 DXF_ISO13399 PDF_ISO13399 STP_DIN4003 XML_DIN4000 1116.04006
MR 16 Ø 5.0 mm
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16 5.00 DXF_ISO13399 PDF_ISO13399 STP_DIN4003 XML_DIN4000 1116.05006
MR 16 Ø 2.0 mm
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16 2.00 DXF_ISO13399 PDF_ISO13399 STP_DIN4003 XML_DIN4000 1116.02006
MR 16 Ø 3.0 mm
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16 3.00 DXF_ISO13399 PDF_ISO13399 STP_DIN4003 XML_DIN4000 1116.03006
MR 11 Ø 1/4"
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11 1/4" 6.35 DXF_ISO13399 PDF_ISO13399 STP_DIN4003 XML_DIN4000 1111.06356
MR 16 Ø 1.0 mm
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16 1.00 DXF_ISO13399 PDF_ISO13399 STP_DIN4003 XML_DIN4000 1116.01006
MR 11 Ø 3/16"
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11 3/16" 5.00 DXF_ISO13399 PDF_ISO13399 STP_DIN4003 XML_DIN4000 1111.04766
MR 11 Ø 1/8"
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11 1/8" 3.00 DXF_ISO13399 PDF_ISO13399 STP_DIN4003 XML_DIN4000 1111.03186
MR 11 Ø 6.0 mm
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11 6.00 DXF_ISO13399 PDF_ISO13399 STP_DIN4003 XML_DIN4000 1111.06006
MR 11 Ø 5.0 mm
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11 5.00 DXF_ISO13399 PDF_ISO13399 STP_DIN4003 XML_DIN4000 1111.05006
MR 11 Ø 3.0 mm
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11 3.00 DXF_ISO13399 PDF_ISO13399 STP_DIN4003 XML_DIN4000 1111.03006
MR 11 Ø 4.0 mm
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11 4.00 DXF_ISO13399 PDF_ISO13399 STP_DIN4003 XML_DIN4000 1111.04006
MR 11 Ø 2.0 mm
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11 2.00 DXF_ISO13399 PDF_ISO13399 STP_DIN4003 XML_DIN4000 1111.02006
MR 11 Ø 1.0 mm
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11 1.00 DXF_ISO13399 PDF_ISO13399 STP_DIN4003 XML_DIN4000 1111.01006