NC 540

The must have 5 axis machine for grinding of carbide and HSS drills from 5 to 40 mm and 2000 mm maximum length

The NC540 offers you a unique solution with a modern fairing for sharpening your large drill bits. Highly stable, it will ensure the production and sharpening of your HSS / Carbide drills with a wide variety of sharpening geometries, such as conical relief, facets, web thinning, second point angle, steps…

Technical specifications

Dimensions (WxDxH)
2200 x 1600 x 2600 mm
2 000 kg
Clamping tool
Pneumatic, accuracy collet W25 / biconical or 6 jaws mandrel
Grinding wheels
Ø 100 to Ø 150 – CBN or diamond
Spindle performance
ISO 30 cone – power 4.5 kW – max. 12000 rpm
Pneumatic device to hold tight the cones
Wheel holder setup until 3 wheels
Cooling system
Flow rate 50-90 l / min, grinding oil or emulsion
CNC Control
SIEMENS Sinumerik 840D SL with touch screen
Siemens synchronous motors with absolute encoder
Tool detection
3D Marposs sensor
Grinded drills dimensions
Ø 5 to 40 mm – max. Length: standard 1000 mm (optional 2000 mm)
  • Right-hand helix twist drills with conical or facets relief
  • Gundrill bits for deep holes drilling with 1 or 2 flutes
  • Metal sheet drills
  • Step drills
  • Flat Bottom Drill Bits
  • Brad point, woodworking drill
  • Reamer
  • End mills with 1, 2, 3 or 4 lips
  • Countersinks
  • Taps
  • Engraving tools
  • Punches…


CNC Control
B&R Automation touch panel, with B&R servomotors
Clamping devices
  • jaws Ø5 to 15 mm
  • jaws Ø15 to 27 mm
  • jaws Ø27 to 40 mm
  • W25 Schaublin collets
  • Biconical collets for big Ø
Automatic loader
Circular loader up to 90 tools, unique through gravity slide. Max. Ø25 mm – length max. 450 mm
Standard unloading in inner oily tray
Its programming allows you to perform a different sharpening for each tool of the loader, automatically
Unloader for carbide drills
Unloading system by pneumatic actuartor to receive tools after grinding and guide them to the submerged unloading tank
Indexed unloading in a rotary basket
Indexed unloading to sharpen different diameters of drill bits and sort them once sharpened
2000 mm Extension
For long drills with manual loading
Filtration for coolant
Integrated filtration with cartridge for grinding oil or emulsion (5μm- 20μm)
Oil mist extractor
The oil is removed from the air by centrifugal impaction, system installed on the top of the machine
Automatic fire extinguisher system
Essential for all autonomous machine grinding with oil coolant
For different electrical networks or transformer of insulation
Integrated modem
M2Me device from ETIC TELECOM to allow remote maintenance
Oelheld, partner for cutting oil and lubricant