Special cutting edges: high carbon steel cutter toughly makes fret end almost flat and lasts for years.
Rubbered handle: gives you both comfort in cutting, along with leverage, and safety with the lock system
For your safety and prevention of unexpected damage to the neck, this TL-FC28S has a T-shaped lock system with an oblong cutout in the center.
Slide it upwards to LOCK, or downwards to UNLOCK.
You might notice a whitish spot on the blade as pictured in the proof of trial cut at the factory to guarantee quality. Be sure not to consider it as a Used/2nd hand!