Empty Blank for Edge Pro Lapping Films - Gritomatic

Empty Blank for Edge Pro Lapping Films

For Hapstone and Edge Pro knife sharpeners (Edge Pro format)

$10.10 USD 📊 Grit Chart


Empty Blanks are used with lapping films for the ultra-fine sharpening of knives and tools using Hapstone or Edge Pro knife sharpeners. The bar made of glass or aluminum is attached to empty blank with a standard 45 degree bevel.

Glass bar on the blank
Working area 152 x 25 x 6 mm (6" x 1" x ¼")
Best for fine lapping films
Narrow Glass
Narrow glass bar on the blank
Working area 152 x 12 x 6 mm (6" x ½" x ¼")
Best for narrow lapping films
Suitable for recurved blades
Double Aluminum
Aluminum bar on the blank
Working area 152 x 25 x 6 mm (6" x 1" x ¼")
Best for coarse lapping films


  • Working surface: refer to the chart
  • Weight: up to 60 g
  • Materials: Aluminum, Glass (for Glass blanks only)

How to use

PSA-backed (pressure sensitive adhesive) lapping film is extremely easy to use. Simply peel off the paper backing and press it down on the blank. Avoid getting air bubbles between the film and the blank.

To apply non-adhesive lapping film, use double-sided adhesive tape or acrylic glue.

About Gritomatic

Gritomatic is not just an online shop. This private brand is a collection of high-quality, custom-made sharpening products. Gritomatic offers natural and synthetic stones, empty blanks and leather.

Product reviews

Questions and answers

If you have a question regarding this product, please feel free to ask.

Grit chart

Courtesy of Mr. Wizard. Please read chart explanation in README.