Feature: 1. FOR TIGHT AREAS: Standard wrench head set provides easy access to nuts and bolts in tight spaces, while sockets cannot for easy and reliable operation. 2. HEAVY DUTY: This flexible wrench set is heavy duty construction designed for a perfect fit on fasteners with long lasting torsion for the tightest areas. 3. EXCELLENT METAL: Made of excellent chrome vanadium steel material, greatly improved corrosion resistance and durability, has a long service life. 4. GOOD DURABILITY: Round head design eliminates any peeling or splitting of the wrench, and ensures a snug fit against the fastener for high reliability. 5. WITH SIZE MARKING: 180 degree rotating gear design, flexible operation, and each wrench head is engraved with the size for easy identification, improving work efficiency. Specification: Item Type: Flexible Head Wrench Kit Material: Chrome Vanadium Steel Model: 2048 Wrench Head Specification (Metric): Approx. 9mm / 0.35in 10mm / 0.39in 11mm / 0.43in 12mm / 0.47in 13mm / 0.51in 14mm / 0.55in 17mm / 0.67in 19mm / 0.75in. Package List: 1 x Wrench Handle8 x Wrench Heads Note: Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering.