6-point holder fixes racket head to prevent deformation during stringing; 3-tooth fixing claws at top and root handle heavy strings, perfect for 20-32 lb tension. High-strength aluminum alloy and resin construction ensures lightweight durability; stable structure tested with 30 lb tennis racket; easy badminton stringing. Manual puller with pointer tension meter displays line tension in real time for accurate stringing; 3cm operating space under racket for finger movement; no regular calibration needed. Capstan-type personal DIY stringing machine; 360° rotating racket clamp; fixed tabletop prevents frame deformation; suitable for various racket sports. Ideal for amateur badminton players, college and high school enthusiasts, and those in amateur stringing business; user-friendly design for consistent results.