What's the diameter of the blade? I ask because the company in the first link do in fact do a 2.25" circular blade, although the centre hole is round rather than star shaped.
38mm Diameter Circular Knife Blade Overall Dimensions: 38mm diameter X 8mm center hole X 1.55mm Thick Double bevel (both sides sharpened) Cutting angle is 25 degrees (compound) Comes with D2 Tool Steel and 420 Stainless Steel. Part Number 5083 This blade can be made from a wide range of steels...
38mm Diameter Circular Knife Blade Overall Dimensions: 38mm diameter X 8mm center hole X 1.55mm Thick Double bevel (both sides sharpened) Cutting angle is 25 degrees (compound) Comes with D2 Tool Steel and 420 Stainless Steel. Part Number 5083 This blade can be made from a wide range of steels...
I wish there was a place that would be able to make blades for extinct razors.
I'd pay £5 to £10 a blade for the opportunity to shave with my Collins Rotary Razor.