14pcs Guitar Bass Neck Bridge Screw Adjustment Truss Rod Allen Wrench Repair Tool Kit Includes 4mm 5mm Lengthened and Ball End Truss Rod Wrench Repair Tool and Screwdriver for Guitar Bass

4mm & 5mm Ball End Truss Rod Wrench: made of carbon steel, durable and highly wear-resistant. 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 Guitar Allen Wrench Set: includes 9 different size: 1.5mm, 2.0mm, 2.5mm, 3.0mm, 4.0mm, 5.0mm, 1/20in, 1/8in, 3/16in. Various gauges suitable for most guitar bass neck bridge nut locking knob screw adjustment. 1.5mm for electric guitar & bass bridge. 2.0mm for volume knobs. 2.5mm for electric guitar bridge string block. 3.0mm for nut locking. 4.0mm & 5.0mm for most acoustic guitar truss rod screw gauges. 1/20 inch wrench fit for some guitar bridge which made in Japan. 1/8 inch wrench fit for some guitar bridge made in USA. 3/16 inch wrench fit for some guitar bridge made in Mexican. 3pcs Silver Lengthened Hex Wrenches: includes 3 different size: 4.0mm, 5.0mm, 6.0mm, hexagonal wrench set for most kinds of acoustic guitar, electric guitar and bass. Use for locking hexagonal screws on the bridge, adjusting the guitar neck. Use for various gauges for you adjusting truss rod efficiently. Two-way Screwdriver: you can adjust screwdriver's length and exchange its head by pressing the round iron piece in the middle of the screwdriver.   Package Includes: 1 x 4mm Ball End Truss Rod Wrench 1 x 5mm Ball End Truss Rod Wrench 1 x 1.5mm Wrench 1 x 2.0mm Wrench 1 x 2.5mm Wrench 1 x 3.0mm Wrench 1 x 4.0mm Wrench 1 x 5.0mm Wrench 1 x 1/20in Wrench 1 x 1/8in Wrench 1 x 3/16in Wrench 1 x 4.0mm Wrench(Silver)  1 x 5.0mm Wrench(Silver)  1 x 6.0mm Wrench(Silver)  1 x Screwdriver 1 x Storage Bag