Feature:1. CORROSION RESISTANT CHROMIUM STEEL: The manufacturing material is excellent, hex wrench use chromium steel material with wear resistance, corrosion resistance, and long service life2. VARIOUS SPECIFICATIONS: The hex wrench set has 1.5 2 2.5 3 3.5 4 5 6mm model, which is suitable for a variety of different sizes of screws and nuts, convenient and practical3. WIDE RANGE OF APPLICATIONS: The hex key set can be used in a wide range of mechanical, automotive and electronics applications, making it a must having utility in the home and workplace4. HIGH ACCURACY MACHINING: The hex wrench in each set is accurately machined to ensure accuracy, not easy to slip and improve working efficiency5. 8PCS IN TOTAL: Hex key wrench set contain a total of 8pcs, enough for you to replace and use, meeting your different needsSpecification:Item Type: Hex Key Wrench SetMaterial: Stainless steelWrench Model: 1.5 2 2.5 3 3.5 4 5 6mm.Package List:8 x Hex Key Wrench