The Arrow Inspector is a precision instrument designed to help insure a smooth and accurate arrow flight. Use of the Arrow Inspector will increase accuracy and is essential when gluing outserts/ point adapters on carbon fiber arrows. The Arrow Inspector will check, with precise accuracy, arrow shaft straightness, broadhead balance and straightness, nock alignment and vane and feather balance. The Arrow Inspector features low friction machine cut steel axles and precision cut aluminum wheels. Ideal for hunters, target and 3D shooters and archers who fletch their own arrows.