2 set Musical instrument category:12 x strings & 6Pcs String Tuning Pegs Machine Heads Tuners Material: with rustproof coating for durable use; Length: each guitar string is approx. 87 cm/ 34.2 inch Package includes: 2 sets of acoustic guitar strings, each set has 6 strings in 6 different diameters; Good as spares in your bag String diameters: 1: 0.2 mm/ 0.007 inch; 2: 0.3 mm/ 0.01 inch; 3: 0.6 mm/ 0.02 inch; 4: 0.7 mm/ 0.027 inch; 5: 1 mm/ 0.039 inch; 6: 1.2 mm/ 0.047 inch Suit for: colored guitar strings are helpful for the guitar beginners to remember and practice; Also fits for guitarist to make their acoustic guitar look beautiful and awesome This item is a set of 6 pieces of semiclosed guitar tuning pegs machine heads, which are adopted with strong metal with great endurance and practicability. These tuners are perfect for giving your Strat, Tele, or any other 6 in line electric guitar an updated look. The pegs are used to fix strings and improve the sound of strings. They hold the string tight. These make string changes super fast and super simple. They boast a sharp black finish and a 1:14 gear ratio, durable and highly reliable for easy, smooth, and precise tuning. The set comes with 6 pcs ferrules(8 mm diameter) and 12 pcs screws, easy to install. Professional design, exquisite manufacturing process and accurate grinding ensure practical use and elegant appearance. perfect instrument parts for acoustic and electic guitars. Specifications: Colour: Brass & Colorful & black Material: alloy+copper wire Size: 44 x 29 x 39mm Package Contents: 6 x string buttons 6 x round tube 12 x Screws 6 x brass strings 6 x color strings