Guitar screw kit with springs 13 assortments Guitar DIY kits Guitar hardware parts kits Description. Complete kit including 9 types of screws and 2 types of guitar strap buttons and 2 springs with storage box for easy carrying and storage. The kit assortment box basically allows you to repair your guitar easily or is also perfect for DIY projects. To install, you simply attach it to the strap and screw it securely into the locking position The Guitar Screw Kit helps with guitar repairs and adjustments and is suitable for players of stringed instruments. It can be used to keep the instrument in good playing condition. Various combinations of screws can be assembled to suit the installation requirements of each part of the guitar. Specifications. Material: Metal Dimensions. Screws: L12mm/0.5inch, 3mm/0.1inch L28mm/1.1inch, 4mm/0.2inch L34.5mm/1.4inch, 4mm/0.2inch L45mm/1.8inch, 5mm/0.2in L22mm/0.9inch, 3mm/0.1inch L7.2mm/2.8inch, 2.9mm/1.1inch L8mm 3inch, 2.3mm/0.1inch L21 mm/0.8 in., 3 mm/0.1 in. L29 mm/1.1 in., 3 mm/0.1 in. (spring L26.5 mm 4.5 L21 mm/0.8 inch, 3 mm/0.1 inch (spring L14 mm 5 mm) L22 mm, 3 mm/0.1 inch table Buckle: L9.63 mm/0.4 inch, 14.8 mm/0.6 inch 10 mm/0.4 inch Joint thickness 1, 2mm/0.05in, L9mm /0.4in 14mm / 0.6 inch Gasket 10 mm/0.4 inch, thickness 1.2 mm/0.05 inch Color:Silver Package include:1 Set of guitar hardware parts + 1 piece of tweezers