The 4" straight sharp and very delicate scissors.

 The 4" curved sharp, very delicate scissors.    

These scissors are 4.5 inches, angular, and feature sharp/sharp points. ...

These scissors are 4 inches, straight, and feature sharp/blunt points.

These scissors are 4 inches, straight, and feature blunt/blunt points.

These scissors are 4 inches, curved, and feature blunt/blunt points.

These scissors are 4 inches, curved, and feature sharp/blunt points.

These iris scissors are 4.5 inches, and curved.    

4.5" - Straight, carbide  iris scissors

4.5in - Curved, carbide iris scissors