Spanish buyer note:If your address contains the following zip code, please do not select Spanish warehouse. Zip Code starts from 35/38Overseas warehouse cannot be delivered.3pcs 7/8/6.35mm Guitar Pipe Wrench Hex Iron Socket Electric Tension Rod Guitar Neck Wrench Iron Hex Socket Electric Tension Rod Guitar Neck Iron Hex Socket Electric Tension Rod Guitar Neck Iron Hex Iron Socket Hex Iron Hex Cock Rod Guitar Neck Wrench Iron Hex Iron Socket Electric Tension Rod Guitar Neck Wrench Guitar Pipe T Feature:1. The 6.35mm (1ram 4-inch) model is suitable for Taylor Taylor folk guitar series. (not suitable for this classic brand).2. The 7mm models are suitable for some Korean PRS, Taylor Taylor and Ibanez guitars. Please choose according to the actual size of your own piano.3. The 8mm (5Compact 16 inch) model is suitable for some American Gibson electric guitars and ESP electric guitars. Please choose according to the actual size of your own piano.4. Each model has a screwdriver at the end. The screwdriver blade is configured with a 5mm thick screwdriver and a thin screwdriver, the head cover screw size is different and there is no guarantee that it will be suitable for all piano screws used. Specific reference data with size 5mm! Specification:Name: hexagonal guitar adjustment jackMaterial: IronColor: Silver, BlackSize: Length: 8cm/3.15inWrench Specification: 7mm/8mm/6.35mmNote:Due to the different monitor and light effect, the actual color of the item may be slightly different from the color showed on the pictures. Thank you!Please allow 1-2cm measurement deviation due to the pom