Recognizing whether someone has a specific fetish can sometimes be a challenge as people vary greatly in how they express their sexual interests. However, there are a few signs that may suggest a person has a hand fetish:

1. Appreciative Comments: They may frequently compliment or make appreciative comments about hands in general or your hands specifically. They might mention the shape, size, or the way your hands move.
2. Focus on Hands: They might show a particular interest in hands during casual conversations, movies, or while observing people. They could also be drawn to artwork or photography that focuses on hands.
3. Touch: They may enjoy touching or being touched by hands more than the average person. This might involve hand-holding, massages, or other forms of touch that center around the hands.
4. Requesting Hand-centric Activities: They may request activities that involve your hands, such as asking for a hand massage or enjoying watching you perform tasks that involve hand movements.
5. Admission: The most straightforward way to know if someone has a hand fetish is if they tell you. Open and honest communication is key in any relationship, and discussing sexual interests is a part of that.

Remember, just because someone appreciates hands or enjoys activities involving hands, it doesn’t necessarily mean they have a hand fetish. A fetish typically involves a need for a specific object, body part, or activity for sexual gratification. The best way to know for sure is through open, respectful, and consensual conversation.