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Electron Microscopy Sciences

Materials Science and Metrology

arrow13Specimen and Disc Punches

Specimen Punch
Wide base
Specimen Punch
Standard base

arrow12EMS 130 Specimen Punch

Prepare high-quality disk specimens from thin metal foils with the EMS 130 Specimen Punch. A precision ground punch and die plate eliminate specimen stress and distortion. For convenient handling, a spring-loaded return plunger keeps the disk specimen on the die plate surface.

Available with a wide or standard base and in three sizes.


Applicable Materials Metals
Material Thickness 100 µm max
Disk Size Available in standard 1 mm, 2.3 mm, and 3 mm sizes
Base Wide or Standard
w/wide base
4.0 in (102 mm) W x 3.1 in (79 mm) H x 4 in (102 mm) D
w/std base
1.0 in (25 mm) W x 2.5 in (64 mm) H x 1.1 in (28 mm) D
w/wide base
0.85 lb (387 g)
w/std base
0.25 lb (115 g)
Warranty One year


  1. Place the punch on a solid surface.
  2. Lift punch knob.
  3. Center area of sample interest under the punch.
  4. Lower punch to specimen surface and evenly apply pressure to punch specimen. It is permissible to use a small hammer to strike the knob.
  5. Pull up on knob to expose punched disk.
  6. Remove punched disk
    1. With tweezers or
    2. Turn punch sideways and allow disk to fall on lint-free paper
  7. Gently pull up on knob until specimen blank can be removed from the punch.
  8. Alignment fixture included for maximum yield and precise specimen location
  9. Solid construction for long term use without loss of precision


50125-10 EMS 130 Specimen Punch 3 mm w/wide base each 1,783.00 Add to Cart
50125-10-3 EMS 130 Specimen Punch 3 mm w/standard base each 1,533.00 Add to Cart
50125-15 EMS 130 Specimen Punch 2.3 mm w/wide base each 1,982.00 Add to Cart
50125-15-23 EMS 130 Specimen Punch 2.3 mm w/standard base each 1,735.00 Add to Cart
50125-12 EMS 130 Specimen Punch 1 mm w/wide base each 2,500.00 Add to Cart
50125-12-1 EMS 130 Specimen Punch 1 mm w/standard base each 2,202.00 Add to Cart

disc tab punchesarrow12Disc (Tab) Punches

Produces discs (tabs) from sheet materials. Ticket punching type. Comes with adjustable side gauge for centering hole, 2" maximum reach. Weight 10 oz., 6½" long. Useful for punching adhesive tabs for specimen mounts, or producing circle cover slips from ACLAR® films (EMS #50425 or #50426) for growing cells.

Maximum thickness for punching is up to 67-mil (1.7 mm). Disc size available: 5/16", ⅜", ½" and 1". Complete unit includes one punch handle and one punching die.

77850-08 Punch, 5/16" (7.94 mm) Circle each 102.00 Add to Cart
77850-09 Punch, ⅜" (9.54 mm) Circle each 103.00 Add to Cart
77850-12 Punch, ½" (12.7 mm) Circle each 120.00 Add to Cart

Grinder, Otolith Polishing, and Micro Polisher arrow13arrow13