MIECOO MIECOO 14PCS Guitar Truss Rod Allen Wrench Set, Includes 4mm, 5mm, 6mm Lengthened Ball End Truss Rod Wrenches Repair Tool and Screwdriver for Guitar Bass Neck Bridge Screw Adjustment

【GUITAR ESSENTIAL REPAIR TOOL KIT】a set of simple and practical guitar repair tool kit, used to adjust the hexagonal screws, such as neck, bridge, nut locking, volume knob, bridge string block screw adjustment, guitar neck truss rod adjustment, etc. Suitable for guitar, bass, mandolin, banjo and more. Perfect gift idea for guitar lovers, beginners, luthiers. 【4MM & 5MM BLACK BALL END TRUSS ROD WRENCHES】made of carbon steel & durable. Used to adjust the guitar neck straight, suitable for martin acoustic guitar or other guitar which couldn't reach it with a regular hex wrench truss rod adjustment. 【9PCS BLACK ALLEN WRENCHES】set of 9 including different size: 1.5mm, 2.0mm, 2.5mm, 3.0mm, 4.0mm, 5.0mm, 1/20in, 1/8in, 3/16in. Various guitar allen wrench gauges are suitable for most guitar bass neck, bridge, nut locking, volume knob, bridge string block screw adjustment. 【3PCS SILVER LENGTHENED WRENCHES】set of 3 including different size: 4.0mm, 5.0mm, 6.0mm. Reach deep areas easily by using the ball end and apply higher force effortlessly by using the short end. Used to drive bolts and screws with a hexagonal head. Use for locking hexagonal screws, adjusting guitar neck truss rod efficiently, etc. 【GUITAR TRUSS ROD ALLEN WRENCH SET INCLUDES】9 x Allen Wrench; 2 x Black Ball End Truss Rod Wrench (4mm & 5mm); 3 x Silver Lengthened Hex Wrench (4mm & 5mm & 6mm); 1 x Two-way Screwdriver; 1 x Portable Storage Bag.