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PFERD offers the winning combination of quality tools, drives and personalized consultation that will deliver an ideal solution for your surface finishing and material cutting tasks.

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PFERD is leading in the development, production and support, as well as in the distribution, of tool solutions for work on surfaces and material cutting.


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DF 4211 D 91


Diamond and CBN tools electroplated bond

Diamond needle files

Diamond needle file sets

Select variant

EAN no.: 4007220017401
  • Technical information
    Grit size D 91
    profi class 5.0 AAA527c011
    eclass 8.1 21042113
    eclass 7.0 21042113
    eclass 4.1 21011306
  • Description

    Diamond needle file sets are supplied in a sturdy, practical plastic box which protects the tools from damage. This is ideal for keeping in the tool trolley or workbench.

    Materials that can be worked:

    • nickel- or titanium-based superalloys
    • other non-ferrous metals
    • high-temperature-resistant materials
    • ferrite (magnetic material)
    • glass
    • graphite and synthetic carbon
    • tungsten carbide
    • case-hardened steels
    • Steel, cast steel
    • hardened, heat-treated steels over 1,200 N/mm2 (> 38 HRC)
    • steel materials with a hardness > 54 HRC
    • tool steels
    • Abrasive materials
    • technical ceramics


    • weld dressing
    • deburring
    • surface work
    • work on edges
    • work on edges (chamfering, rounding)
    • removing oxide layers
    • cleaning
    • fine finishing

    Drive types:

    • manual application
  • Downloads