On Nov 30, 8:13*am, Smitty Two wrote:
In article ,

*"HeyBub" wrote:

I suspect that MOST blades are interchangeable. If the manufacturers were
smart (HF, no-name, Dremel, Rockwell, etc.), they would follow the Gillette
business model: "Give away the razor and sell the blades."

What few realize is that the Gillette business model was conceived well
prior to the razor. The fellow searched for several years for a product
that would fit the model.

Or give away printers and sell ink cartridges. :-)