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Precision collet chuck MK3/M12 for ER40

Intended use

ER collet chucks, when used in conjunction with the appropriate collet, enable the secure and rapid clamping of tools with cylindrical shanks. The use of collet systems ensures high concentricity of the respective tool.

Technical data

Concentricity Inner taper max. [mm]: 0,002
Hardness [HRC]: 56 - 58
System accuracy max. [mm]: 0,005
Tool holder: MK3/M12

System accuracy (collet in collet chuck): 0.005 mm

Inner cone concentricity: 0.002 mm

Material: case-hardened steel, SCM415 / 20CrMnTi

Chemically nickel-plated

Ground and hardened, polished internal taper

Description of the

The electroless nickel plating of this collet chuck achieves a very high surface quality. The other advantages of electroless nickel plating are excellent corrosion protection and very high wear resistance and therefore a long service life. As the inner cone is polished, a high system accuracy (collet in collet chuck) of a maximum concentricity deviation of 0.005 mm is achieved or guaranteed.

In order to maintain this very high concentricity, we recommend using this collet chuck with the appropriate precision collet.

Scope of delivery

  • 1 x MK3/M12 precision collet chuck for ER40
  • 1 x test report

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Further information on our professional line

9 out of 9 reviews

Average rating of 4.7 out of 5 stars


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9 Reviews

9 June 2025 15:05

Rated 5 out of 5 stars

Spannzangen wo ist der Anwendungsbereich

Wolltefragen ob das System auch für die Drehmaschine 190v passt. Mg Martin

Reply from paulimot: Hallo! ✌️ Das Spannzangenfutter würde durch den MK3-Konus in den Spindelkonus der PM190-V passen. LG vom paulimot-Team

9 June 2025 15:05

Rated 5 out of 5 stars

Spannzangen wo ist der Anwendungsbereich

Wolltefragen ob das System auch für die Drehmaschine 190v passt. Mg Martin

Reply from paulimot: Hallo! ✌️ Das Spannzangenfutter würde durch den MK3-Konus in den Spindelkonus der PM190-V passen. LG vom paulimot-Team

22 June 2023 20:31

Rated 5 out of 5 stars

Spannzangenfutter

Alles super, passt gut kaufe schon länger bei Paulimot , immer alles schnell und gut.

28 October 2022 08:59

Rated 3 out of 5 stars

Das Gewinde M12 ist zu wenig tief

Das Gewinde M12 ist zu wenig tief geschnitten sonst ok

31 January 2021 00:00

Rated 5 out of 5 stars

Einwandfrei

Alles in Ordnung

29 July 2019 00:00

Rated 5 out of 5 stars

sehr sehr gut

Beste Verarbeitung bin sehr zufrieden!!

23 March 2018 00:00

Rated 5 out of 5 stars

alles bestens

Meine alten Spannzangen passen prima, die Verarbeitung ist gut und der Preis sensationell.

7 February 2018 00:00

Rated 5 out of 5 stars

Einwandfrei

24 September 2017 00:00

Rated 5 out of 5 stars

alles gut

Information on the manufacturer (information obligations under the GPSR Product Safety Regulation)
Paulitschek Maschinen- und Warenvertriebsgesellschaft mbH
Zeppelinstraße 3
89231 Neu-Ulm, Deutschland