20-Piece Set: Multi-Size, Multi-Function Guitar Truss Rod Wrenches for Curvature Measurement and Adjustment—Neck Adjustment Tools

Product Specifications: [Product Name]: 20-Piece Guitar Adjustment Wrench Set—Curvature Measurement and Adjustment, Neck Adjustment Tools [Product Dimensions]: 4mm Martin wrench × 1, 5mm Martin wrench × 1, 6.35mm Taylor Adjustment Wrench *1, 9-Piece T-Shaped Radius Gauges (7.25#, 9.5#, 10#, 12#, 14#, 15#, 16#, 17#, 20#) *8, Guitar Gauges in Various Sizes (1.5mm, 2.0mm, 2.5mm, 3.0 mm, 3.5 mm, 4.0 mm, 5 mm, 6 mm) [Product Weight]: 198 g [Main Material]: Steel [Packaging]: OPP [Package Dimensions]: 19 × 13 × 1 cm [Package Weight]: 205 g [Purpose]: Guitar adjustment [Package Contents]: 4 mm Martin wrench × 1, 5 mm Martin wrench × 1, 6.35 mm Taylor wrench × 1, 9 T-shaped radius gauge, 8 pcs × guitar radius gauges of various sizes