The Shape It Up Carbide Milling Bit Narrow Rounded Cone Medium Blue is a carbide milling bit with a conical shape and a medium coarse grit for the quick removal of flexible builder gel, BIAB, and acrygel. This is the best golden carbide milling bit and highly sought after by every nail tech! This narrow, round, cone-shaped carbide milling bit is suitable for quickly milling old nail product from the nail surface, making everything neat and smooth. Also for super fast nail shortening, neatly cleaning the underside of the nail, filing the nail into shape, and milling and removing old nail product along the cuticles. The special three-layer gold coating offers very high quality, the coating is wear-resistant and ensures a longer lifespan, making the carbide milling bit very robust. This milling bit is only for right-handed use and has a medium grit. Blue is a medium coarse grit and is suitable for removing flexible builder gel, BIAB, and acrygel. Set your electric nail drill between 25,000 and 35,000 RPM when using this carbide milling bit. Shape It Up carbide milling bits are easy to clean with a brass or nylon brush, and you can soak the bit in Klear Sanifiner, Klear 70% Alcohol, or the special hygienic spray Klear Tools and Surfaces to kill viruses and bacteria.