Bits

A tool that is inserted into the handpiece of an electric file

Concentric bits

A balanced bit that does not wobble or vibrate, the shank is centered on the head of the bit

Flutes

Angled groove cut into the surface of carbide and Swiss carbide bit

Grit

The number of abrasive particles per square inch on a hand file or buffer, the higher the number, the smaller the particles and the finer the grit

Maintenance

The term used for a nail enhancement service two or more weeks after last service, also called a fill or rebalance

Micro shattering

Tiny cracks in nail enhancements as they age with wear and become brittle, can also be caused by aggressive filing with or without an electric filing

Revolutions per minute (RPM)

The number of times a bit turns in a complete circle in one minute

Rings of fire

Red marks cut into the nail by filing product with the front edge of the bit at an incorrect angle

Torque

The power of a machine