The Ultimate Edge Diamond Sharpening Steel – Sportsman

  • $58.00
    Unit price per 


4NF Sportsman

The Ultimate Edge premium grade state of the art Diamond Sharpening Steels are made of microcrystalline diamonds bonded with nickel to a lightweight oval steel shaft which both sharpen and realign at the same time quickly producing a hi-grade cutting edge.

The 4NF Sportsman is an ultra light folding diamond sharpening steel; ideal when you need to carry the minimum in bulk weight. The perfect alternative to a fixed sharpener.

The Ultimate Edge Diamond Sharpening Steels are the  original Oval Diamond Sharpening Steels proudly made in the USA


  • Steel Length:                  7.4 cm (4 inches)
  • Steel Width:                   12.7 mm (0.50 inches)
  • Weight:                          59.53 grams (2.1 oz.)
  • Housing:                         6061 T6 Aircraft aluminium
  • Overall Length:            17.22 cm (6.78″) Open
  • Country of Origin:       USA
  • Grit:                               600 Grit Diamond Mesh

For how to sharpen a knife using a Diamond Steel:

We have more products in this range that we will be gradually adding to the website. If you are looking for a particular Ultimate Edge item and do not see it here, please send us an enquiry email to

Ware Bros Cutlery – The Knife Shop is an Authorised Australian Retailer of The Ultimate Edges.

For your information all Ultimate Edge products purchased from Ware Bros Cutlery – The Knife Shop come with an Australian backed warranty (some conditions do apply).

Under Australian law no knife can be sold to persons under the age of 18 years. In making a purchase from this website you acknowledge that you are 18 years of age or older.