KB Slim Detail Prep Bit

The Katie Barnes Slim Detail Prep Bit is designed for the cleanest, most precise cuticle prep. Its slim, tapered shape lets you open the sidewalls, lift the cuticle, and clean tight areas with control.

Available in Small, Medium, and Large, each size gives you the perfect level of access depending on the client’s nail size and cuticle space.

Use at 5,000–12,000 RPM for smooth, safe prep.

Medium grit for effective exfoliation on tougher skin types

What it does:

• Opens sidewalls for cleaner prep

• Lifts and exfoliates the cuticle

• Reaches tight, narrow areas with ease

• Creates a clean foundation for flawless application

Compatible with all 3/32” e-files.

Which bit to choose?

Small Slim Detail Prep Bit (1.2 x 12mm)

Ultra-precise and perfect for smaller nails, tight cuticles, deep sidewalls and clients with compact nail folds. Ideal for intricate detailing.

Medium Slim Detail Prep Bit (1.8 x 12mm)

Your everyday, go to size. Fits most clients and gives the ideal balance of precision and speed.

Large Slim Detail Prep Bit (2.5 x 12mm)

Best for larger nails or clients with open cuticle areas where access is wider. Offers fast prep without losing control.