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OMO

Spring Loaded Planishing Hammer-Large Size-3" (77mm) Top Platen

Part # 125.371 8 In Stock Weight -- lb -- g
Current price $452.00

This large, stationary planishing hammer lets you quickly straighten and true sheet metal and other flat work. Place the piece on the table and press down on the spring-loaded head for fast, repeatable flattening. Hardened platens (≈Rockwell 60) are well-suited to non-ferrous alloys such as copper, brass, silver, and gold.

Features

  • Large format: 3" (77 mm) round top platen; 4-3/16" (105 mm) removable lower platen.
  • Spring-loaded action: rapid, controlled planishing without power or air.
  • Hardened platens: ≈Rc 60 for reliable flattening on non-ferrous metals.
  • Bench-stable: tall, heavy frame for consistent results on larger pieces.
  • Made in Italy.

Specifications

Part No. 125.371
Top Platen (Upper) 3" (77 mm) diameter
Bottom Platen (Lower) 4-3/16" (105 mm) diameter, removable
Platen Hardness ≈Rockwell 60
Overall Height 21-1/2" (545 mm)
Base Footprint 8-1/4" × 5-1/16" (210 mm × 130 mm)
Net Weight 48 lb (21.8 kg)
Shipping Weight 55 lb
Country of Origin Italy

Applications

  • Straightening and flattening sheet in copper, brass, silver, and gold.
  • Planishing after raising, embossing, or forming.
  • Repairing waves and buckles before final finishing.

Notes

  • Intended for use on non-ferrous metals; harder alloys may damage the platens.
  • Keep platens clean and lightly oiled to preserve the polished working surfaces.
  • Also available in a 2-3/8" (62 mm) top platen size: part no. 125.370.
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Brand
OMO
Part #
125.371
Type
Hammers
Country of Origin
Italy
Dimensions
20 in x 12 in x 6 in
Part No.
125.371
Top Platen (Upper)
3" (77 mm) diameter
Bottom Platen (Lower)
4-3/16" (105 mm) diameter, removable
Platen Hardness
≈Rockwell 60
Overall Height
21-1/2" (545 mm)
Base Footprint
8-1/4" × 5-1/16" (210 mm × 130 mm)
Net Weight
48 lb (21.8 kg)
Shipping Weight
55 lb