Shaving razor was essentially a small piece of a straight razor attached to a handle using a clamp mechanism. Before each shave the blade had to be attached to a special holder, stropped with a leather belt, and placed back into the razor. After a time, the blade needed to be honed by a cutler. In 1895, King Camp Gillette invented the double-edged safety razor, which utilised inexpensive, disposable blades sharpened from two sides. It took him until 1901 to build a working, patentable model, and commercial production began in 1903. The razor gained popularity during World War I when the
Underbelly: Razor Underbelly: Razor Underbelly: Razor, the fourth series of the Australian Nine Network crime drama anthology series Underbelly, originally aired from 21 August 2011 to 6 November 2011. It is a thirteen-part series detailing real events that occurred in Sydney between 1927 and 1936. The series depicts the "razor gangs" who controlled the city's underworld during the era and the violent war between the two "vice queen" powers, Tilly Devine and Kate Leigh. It is also the last season in the "Underbelly" franchise that contains 13 episodes. In contrast to the previous "Underbelly" installments, which were based on books by John