1、With this guitar string tuner peg set, you can conveniently tune your guitar with high accuracy. 2、The gear will firmly stuck in the position, and will not slip and loosen the strings and causing a change in tone. 3、One set includes 6 string tuner head, and it's suitable for most acoustic guitars and electric guitars, and ukulele. 4、Adopting premium metal material, these strong tuning keys are very sturdy, and very durable for long‑term use. 5、Exquisite workmanship gives the black tuning peg pretty appearance, ideal for replacing the old and damaged ones. 6 x Guitar String Tuning Peg6 x Screw Item Type: Guitar String Tuning PegProduct Material: A combination of large alloy semicircle shank + A3 steel plate + easy-cutting iron string pillar + copper gear. Handle Width: Approx. 24mm / 0.9in Feature: 45 degree angle under screw hole.