
Kupa - Diamond Bit 3/32 Small Barrel (Coarse)
Pairs well with
Kupa - Diamond Bit 3/32 Small Barrel (Coarse)
Maximum Efficiency for Heavy Product Removal
Take your nail services to the next level with the Kupa Diamond Bit 3/32 Small Barrel (Coarse) — a powerhouse e-file bit engineered for professional-grade performance. Crafted with precision and designed for speed, this coarse grit diamond bit is perfect for removing bulk product quickly and effectively, saving time without compromising safety or control.
Built for Tough Jobs
Whether you're working with thick acrylic overlays, hard gel extensions, or need to reduce product layers during backfills, this small barrel coarse bit delivers aggressive yet controlled filing. Its coarse grit surface makes it ideal for tackling heavy-duty removal tasks, while still being safe enough for use around the cuticle area and underneath the nail—thanks to its compact barrel design.
Key Features & Benefits
-
Universal 3/32" Shaft – Compatible with all standard professional e-file handpieces
-
Coarse Diamond Grit – Quickly removes product with minimal effort
-
Small Barrel Design – Offers enhanced precision and control in tight spaces
-
Durable Construction – Long-lasting diamond coating resists wear and maintains sharpness
-
Multi-Purpose Use – Works on acrylic, gel, and other artificial enhancements
Professional Results with Comfort
The small barrel shape ensures superior maneuverability, especially near sensitive areas like cuticles or sidewalls. Its diamond coating not only provides lasting sharpness but also reduces heat buildup—ensuring a smooth experience for both the nail tech and the client.
Compatible & Easy to Maintain
Designed to fit any standard 3/32" e-file handpiece, this bit is a versatile addition to any professional nail tech’s toolkit. Clean and disinfect between clients using proper salon hygiene practices to keep your tools safe and ready for use.
Build Your Complete Bit Collection
Pair the Kupa Small Barrel Coarse Bit with its Fine and Medium grit counterparts to create a complete bit system tailored to each stage of your nail service—from prep to finish. Whether you're shaping, shortening, or removing bulk, this bit ensures your work is fast, clean, and efficient.
Use only for training on tips

Kupa - Diamond Bit 3/32 Small Barrel (Coarse)
If you have any questions, you are always welcome to contact us. We'll get back to you as soon as possible, within 24 hours on weekdays.
Shipping Information
Use this text to answer questions in as much detail as possible for your customers.
Customer Support
Use this text to answer questions in as much detail as possible for your customers.
FAQ’s
Use this text to answer questions in as much detail as possible for your customers.
Contact Us
Use this text to answer questions in as much detail as possible for your customers.