Aluminium Alloy Starting Stringing Clamp Tool for Tennis Badminton Racket Widewon't damage the string; Can avoid hurting hands while tying the knotUpgraded ultra‑light aluminum material, durable, sturdy and has a long service life, easy to grasp to help better to maintain tension.Rubberized handles provide grip and comfort The hand feels delicate, each chamfer is relatively smoothly, comfortable and easy to handleWide head design, 3springs, large clamping force, suitable for badminton/tennis rackets The clamp is a tool often used in threading work, this tool can hold the racquet line well Specification:13.9 x 7.8cm / 5.47x 3inch head width 2.65cm/1inch， Due to manual measurement, there may be an error of 1-2mm