From tip to tip this premium Truss Rod Wrench is packed with features and benefits: carbon steel with an ergonomic handle design and a protective rubber bumper to keep the metal handle from jamming into the side of the truss rod opening. Includes a magnetized screwdriver for the small screws on the truss rod cover. Another quality MusicNomad product. Warning: Damage caused by misusing a truss rod wrench could void your warranty.