Features: Guitar Locking tuners can helps you to fast, smooth Tunings and keep your guitar accuracy. The string Tunings pegs is make of metal materials, with sealed housing and 45 degree fixing hole, precisions gear ratio. Sealed Tunings machines with small button for electric guitar or acoustics guitar. It suitable for standard 13/32inch(10mm) peg holes. With these Tunings pegs, you can tune guitar strings fast and accurately. Specifications: Materials: Metal Location: 6L Package Includes: 6pcs Guitar Tunings Pegs(6L) 6pcs Ferrules 6pcs Nut 6pcs Screws note: Please allow 1-2cm errors due to manual measurement, make sure that you not mind before you order. Due to the difference between different monitors, the picture may not reflect the actual color of the item.