#TDI 4WF-SA High Precision Swiss 4″ Wafer Handling Tweezers


Used for handling 4″ diameter wafers / substrates. Top fingers, stepped bottom paddle.

A: .472″
B: .354″
C: .098″
D: .157″
E: .098″


SKU: TDI 4WF-SA Category:


Wafer tweezers specially designed to handle silicon/ gallium arsenide wafers and ceramic/glass substrates.  These wafer handling tweezers include anti-magnetic stainless steel material; perfectly balanced symmetry and anti-glare polished tip edges for accurate positioning of wafers or substrates to avoid breaking thin materials. To eliminate scratching, Teflon coating is also available upon request.

Standard Features:

  • Top fingers, stepped bottom paddle.
  • Stainless Anti-Magnetic – “SA”
  • Low Carbon Austenitic Steel
  • Precision Fine Tip Symmetry & Balance
  • Polished Tip Edges Non-Scratching, Anti-Glare Finish
  • Selected Styles Include: Top Fingers and/or Bottom Grid
  • Good Corrosion Resistance to Most Chemicals & Acids
  • Meets the EU regulation RoHS – 2002/95/EG

More Information:

Equivalent to These Part Numbers:

  • 491-SA
  • 758TW178

diamonds-grades copy