Razor be used on both sides, with two open edges. The blade on the double-edged safety razor is slightly curved to allow for a smoother and cleaner shave. In 1901, the American inventor King Camp Gillette, with the assistance of William Nickerson, patented a new variation of safety razor with disposable blades. Gillette realized that a profit could be made by selling an inexpensive razor with disposable blades. This has been called the razor and blades business model, and has become a very common practice for a wide variety of products. Many other brands of safety razors have come and gone.
Steppin' Razor (comics) are "Bloodlines" and "Sacrifice". The episode "Bloodlines" begins with Blade being kidnapped by the Bad Bloods. Blade wakes up chained inside a warehouse, in front of him is a man named Father Carlyle. Carlyle reveals that he has hired four men from Blade's past to kidnap him in an effort to bring peace between Blade and the vampire houses. At this point Steppin' Razor and the other Bad Bloods reveal themselves as the kidnappers and kill Carlyle. Having him at his mercy, Steppin' Razor orders the torture of Blade. He reveals his plan to turn Blade over to the House