Guitar String Action Ruler Gauge: made of stainless steel & pocket-sized. Used to measure string height, bridge saddle height, pickup polepiece height, nut height, saddle slot depth, fret slot depth, etc. Also printed with a conversion chart of string action at 12th fret. 2PCS Ball End Truss Rod Wrenches (4mm & 5mm): 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 Guitar Allen Wrench Set: 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. 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 for some guitar bridge which made in Japan. 1/8 inch for some guitar bridge made in USA. 3/16 inch for some guitar bridge made in Mexican. Package Includes: 2 x Black Ball End Truss Rod Wrench (4mm & 5mm) 9 x Black Allen Wrench (1.5mm, 2.0mm, 2.5mm, 3.0mm, 4.0mm, 5.0mm, 1/20in, 1/8in, 3/16in) 1 x String Action Ruler Gauge 1 x Portable Storage Bag

• GUITAR STRING ACTION RULER GAUGE: made of stainless steel & pocket-sized. Used to measure string height, bridge saddle height, pickup polepiece height, nut height, saddle slot depth, fret slot depth, etc. Also printed with a conversion chart of string action at 12th fret.
• GUITAR ESSENTIAL REPAIR TOOL KIT: a set of simple and practical guitar repair tool kit. Guitar allen wrench set is 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.

Specifications

Common questions