Built-in string cutter – With the hardened steel clippers on the string cutter you can cleanly cut through your old strings to remove them quicker and easier, and trim the excess off new strings after looping them through the tuning machines. 3 in 1 design - Put the string, cut line, pull cone, 3 in 1 multifunctional guitar maintenance tool. Portability - Easy to carry and use to help musicians change spare strings faster and easier on the more important stage at home