Precision CNC Round Cylinder Sample Puncher with Diamond Hollow Core Drill Bits – NST-30QY



NST-30QY is a precision sampler for taking cylinder sample or round wafer with 3 – 50 mm diameter from bulk material with max 50 mm thickness.   The machine cam take round sample from almost all kinds of materials , such as metal alloy, semiconductor, ceramic and plastics for TEM and SEM analysis.


  • AC 100V ~ 240V
  • Brushless magnetic DC motor (90V) with variable speed up to 2750 rpm.
  • Power consumption: 180W
Moving/Cutting Speed Range
  • Z axis:  100 mm Max.   automatically controlled by CNC for cutting
  • Y axis:  80 mm Max.     manually adjusting
  • X axis:  100 mm Max    manually adjusting
  • 0.0025 mm moving resolution and 0.01 mm position accuracy.
Control unit
  • Separated unit with touchscreen control
  • Setting parameters, rotation speed, cutting depth, and cutting speed
  • Max. cutting depth: 50 mm
Diamond Hollow Core Drill Bits
  • Diamond edge sintering hollow drill  for precision cutting
  • Available hollow drill ID:  3, 5, 7 , 10, 11, 12, —-   32 mm
  • Two sets of Diamond Hollow Core Drill Bits are included.  Please determine drill ID before order.
  • Note: Please don’t use cheaper diamond plated drill for brittle sample
Water Cooling
  • Assemblies of water jetting, draining, and Transparent plastic splashing protection is included.
  • One EQ-ECO-430 Coolant Circulating Tank is included in the standard package.
  • Adjustable nozzles are installed for re-circulating coolant
  • Protective splash cover with elect cooling during tonic safety interlock installed.
  • For better lighting, please consider a Fiber Optic Y-shape Dual Light Microscope Illuminator
  • Complete accessories are included for immediate use
    • One Water container
    • 2 Quick clamp for water container
    • 2 Resin ceramic plate for sample mounting
    • 4 Wax rods for gluing sample to the plate
Net Weight & Dimension
  • Net Weight: 35 kg
  • 500 L x 400 W x 650 H (mm)
Shipping Weight & Dimension
  • Shipping weight: 170 lbs
  • 48″L x 40″W x 37″H (inch)
Warranty & Compliance One year limited with lifetime support —but not including damages caused by misuses, such as rusted part from inadequate storage and broken parts by the user.
  • CE certified. With additional certification fee,
  • NRTL certification is available upon request
Application example

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