Jaw 12: Ideal for minimal cuticle trimming, recommended for beginners, acrylic nail technicians, and home users. Jaw 14: Offers greater cutting depth and is suitable for trimming thin fingernails. It enables basic manicure services and is beneficial for both acrylic and medi/pedi technicians, as well as home users. Jaw 16: Designed for mani/pedi specialists, this longest jaw size provides maximum cutting depth, making it suitable for ingrown nail treatment and trimming thick fingernails. Primarily recommended for professional use only. RECOMMENDATION: For students who need minimal support to practice cuticle nippers. They offer minimal support which allows more freedom to exert pressure when necessary. SHARP & CONSISTENT: The sharp blades of the cuticle nipper are hand sharpened by highly skilled machinists and go through many quality checks to ensure consistency and avoid defects. The finely hand-filed ultra-thin eagle mouth shape blades are guaranteed to cut through the skin surface perfectly.  QUALITY ASSURANCE AND ERGONOMICS: Made from 100% surgical-grade stainless steel, these cuticle nippers assure durability and can be sterilized without rusting. They are perfect for cuticle care at spas, beauty salons, and home use.  BRAND: Trusted for superior quality for over 40 years.