6Pcs Classical Guitar String Tuning Peg Tuner Machine Head Gear 4mm Inner Hex Hole

Features: 1. Made of high quality iron material, sturdy and durable, ensure a long time use. 2. Makes the tuned guitar string does not loosen easily. 3. With these tuning peg gears, you can tune guitar strings fast and accurately. 4. High quality 4mm gear, it"s effective to prevent screw slippage. 5. Ideal to replace your old and dirty tuning pegs and great for guitar tuning. Specifications: Material: Iron Hole: 4mm The Gear Ratio 1:18 Package list: 6 * Gear Made of high quality iron material, sturdy and durable, ensure a long time use. Makes the tuned guitar string does not loosen easily. With these tuning peg gears, you can tune guitar strings fast and accurately. High quality 4mm gear, it"s effective to prevent screw slippage. Ideal to replace your old and dirty tuning pegs and great for guitar tuning.