1Buckle Point Measurement: The T shaped bow quadrate ruler can help you adjust the distance from the bow string to the arrow frame, so as to carry out accurate fastening point positioning measurement. 2Buckle Pliers: The buckle pliers included in the kit can easily install all sizes of buckle points and fixing clips without damaging the bowstring. 3Wide Application: It can be used to measure the height and various positions of the pipe string. A set of very useful tools is suitable for various bows, such as long bow, reverse bow and composite bow. 4Easy to Install: The bending point can stabilize the position of the bow, and it is easy to install and remove with ordinary pliers, which is convenient to use. 5Lightweight: This bow adjusting tool set is made of premium aluminum alloy, which is lightweight, durable and has a long service life.