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Subsequent treatment process: 

Vacuum Heat Treatment: Compared with ordinary heat treatment, vacuum heat treatment has stronger stability and less deformation.   

Liquid Nitrogen(The cryogenic process): makes the crystal more uniform.

Finishing: Sandblasted (Apply mink oil to clean and preserve its fresh appearance.)



We recommend using Punching Board (can be purchased here) with our Pricking Hollows.


This design has been registered with the Intellectual Property Office (IPO) UK under Pro Atelier Plus LTD and The China National Intellectual Property Administration (CNIPA).

Round Hole Pricking Hollow

£139.50 Regular Price
£118.58Sale Price
Excluding VAT |
  • Sandblasted finishing

    440c stainless steel:  High-carbon, high-chromium stainless steel by Hitachi Japan, excellent rust resistance, high hardness, wear resistance, and toughness.

  • Total Length: 120mm

    Tooth Length: 10mm

    Made in China

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