• Sample protected from compression, with unique piston-rim design
• Sharp cut edge and easy to remove punched discs, with exact fit cutting and support pistons.
• Strong and rigid for long term precision and reliability.
• Easy to see and remove punched area/disc. 
• Fast, single motion multiple punching.

Cut specimen discs 3mm in diameter, with thicknesses of 10 µm to over 100 µm, ready for TEM analysis.

Suitable for a Variety of Materials

The Disc Punch has been tested on the following materials, punching repeatedly with little or no mechanical distortion:

• Membrane filter – 10 μm thick
• Aluminum foil – 20 μm thick
• Copper foil – 50 μm thick
• Paper – 100 μm thick
• Razor blade – 230 μm thick
• Aluminum sheet – 400 μm thick