Precise to the last micron

Hemmann Schleiftechnik GmbH is your partner for grinding technology and erosion. We manufacture precision, high-end tools and tool holders out of various materials such as tungsten carbide, PCD, ceramics and steel. Precise to the last micron

Products as diverse as our know-how

Micro-collet chuck systems

  • Customer-specific designs

  • Smallest clamping diameter 25μm

  • Combination of different materials, such as tungsten carbide, PCD and ceramics

  • Module assembly

  • Brazing

  • Bonding

Wire erosion/Start hole erosion

Wire erosion

  • Wire diameter from 0.02 to 0.3mm
  • Best roughnesses of Ra 0.05μm
  • Smallest possible internal radii of 11μm

Start hole erosion

  • Smallest hole diameter 0.25mm

Chip removal tools

Wire erosion

  • Special chip removal tools as per customer’s drawing

Surface/Profile/Cylindrical grinding

  • Individual parts, prototypes and series production

  • Wear protection parts for all branches of industry

  • Cylindrical grinding up to 80mm Ø and 300mm length

Solid carbide side milling cutters

Standard designs

  • External diameter 8 to 50mm

  • Thickness from 0.05 to 3mm

Number of teeth and cutting angle according to customer requirements and material to be machined


  • Hole Ø H7

  • Thickness ±0.005mm

  • External Ø ±0.05mm

Customer-specific designs

  • Tolerances

  • Thickness

  • Diameter

  • Coated

  • Reciprocal grinding

  • Prism milling tools

Laser engraving

  • Rotational and swivel axis for internal and external labelling of rings and cylindrical or conical workpieces

  • Labelling flat workpieces

  • Individual parts and series labelling

  • Various character fonts

  • Different font weights

  • Maximum workpiece dimensions

    • Length 370mm

    • Width 290mm

    • Height 400mm

Punching tools/Dies/ Guide jackets

Customer-specific designs in tungsten carbide, ceramics, steel

Ceramic parts

  • For all branches of industry

  • Erosion

  • Grinding

  • Lapping

Home of Precision

Our qualified employees give their all every day to provide our customers with competent advice. Dank Investitionen in hochpräzise Maschinen und Messapparate und unserem ISO-genormten Qualitätsstandard konnten wir uns national und international auf dem Markt positionieren. We, Hemmann Schleiftechnik GmbH – home of precision.


Hemmann Schleiftechnik GmbH
Bielstrasse 33
2544 Bettlach