The phrase "double-edged blade" is correct and usable in written English.
It is often used to refer to a tool, object, or idea that can lead to both positive and negative outcomes. For example, "The introduction of streaming services has been a double-edged blade for the music industry, creating both new opportunities and challenges."
"It's a double-edged blade".
The popularity of the long-wearing double-edged blade was greatly eclipsed by the development of inexpensive cartridge-style injector blades, designed to fit into disposable plastic handles.
We compared drilled injection ports from 4.4 and 9.5 mm drill bits, with latter being sealed with plastic-silicone plug (Arborplug®) or not, and the lenticular port from a double-edged blade.
While its maladroit title character (played by Aaron Johnson) learns the heroic ropes, it is Ms. Moretz, clad in a purple wig and matching pleated skirt and wielding a mean double-edged blade, who usually utters the foulest language and perpetrates the most gruesome acts of brutality in the film.
I absorbed many presumptive lessons from Roth's novels — about the double-edged blade of familial love, about the venerable bond between Judaism and anxiety — but the Rosetta Stone was Defiance in the Face of Shame.
But technology is double-edged blade.
A studied anonymity, conveyed by choppy hair, unbranded clothing and an aura of solemnity, is the outward expression of an enduring archetype that owes a debt to the cyborg Molly Millions of "Neuromancer," whose surgically inset silver lenses, black glove-leather jeans and double-edged blades projecting from her fingers are impressed on the minds of William Gibson fans.
The reason, Raider explains, starts with the billions of razor blades it has produced over its 90-plus year history, and its experience making double-edged blades, as well as selling to leading distributors across Europe.
Wertz has founded Beluga Shaving Inc., a company that makes handmade razors that use the ultra-simple, double-edged blades made famous by your grandpa who didn't take any guff and was happy to dry shave with a broken beer bottle if he had to.
Their successors used lancets and fleams -- small double-edged blades that came with pocket-sized, often tortoiseshell carrying cases.
Set in the Italian Renaissance -- hence all those gorgeous velvets and brocades, flowing sleeves and intricate soft caps -- this production uses weapons of the period: rapiers (long swords with double-edged blades) and daggers.
