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.
Razor Fist and Pavane. This Razor-Fist was accidentally shot to death by Velcro. When the current Razor-Fist and his brother battled Shang-Chi, this one was defeated and captured by Shang-Chi and Pavane. Sometime after the first brother was killed the other brother (the current Razor Fist) lost his other hand. This happened in the Daughters of the Dragon mini-series. When he came up against Colleen Wing, she managed to sever his hand. Razor-Fist later appeared with blades on both hands. He teamed with Zaran and Shockwave to attack the West Coast Avengers on behalf of the S.H.I.E.L.D. Deltites. Razor Fist was defeated