14Piece Metric and SAE Nut Driver Set Complete size coverage: Includes 7 metric sizes (5mm, 5.5mm, 6mm, 7mm, 8mm, 10mm, 12mm) and 7 SAE sizes (3/16 inch, 1/4 inch, 9/32 inch, 5/16 inch, 11/32 inch, 3/8 inch, 7/16 inch) for a wide range of fastening needs. Universal 1/4 inch (6.35mm) hex shank: Fits securely into most quickrelease chucks on corded and cordless drills, impact drivers, and screw guns, enabling fast bit changes and reliable power transfer. Durable quality construction: Made from tough, wearresistant materials designed to withstand heavyduty use without rounding edges or deforming, ensuring long service life. Nonmagnetic design: Ideal for work environments where magnetic interference or metal shavings could be a problem. Strong inner hex sleeve grips fasteners firmly to minimize slippage and maintain control. Practical applications: Automotive : Efficiently remove and install metric or SAE nuts and bolts on vehicles without the need for multiple tools. Home maintenance: for assembling furniture, securing fixtures, and tackling general repairs with both metric and standardsized fasteners. Construction and installation work: Offers quick adaptability when switching between metric and SAE hardware on job sites. This set offers precision sizing, broad compatibility, and heavyduty reliability, making it a dependable choice for professionals, mechanics, and DIY enthusiasts who require secure fastening and versatile performance in one compact kit.