Razor-sharp

Layla's nails were razor-sharp.

The teeth of that fish are razor-sharp.

The dinosaur, now called Anzu wyliei, had a beak but no teeth, a long neck, a bony crest on the top of its head and razor-sharp claws.

The creature had razor-sharp teeth.

The monster had razor-sharp teeth.

Tom slid the knife across the whetstone until it was razor-sharp.

The executioner was proud that he kept his axe razor-sharp, so no prisoner would feel any pain when his head was cut off.

[flavor text of the card "Zera The Mant"] A huge, brutal monster that attacks with razor-sharp claws.

A lot of people stress out about getting crows' feet, but personally I would be more concerned about their long, razor-sharp beaks.