Secure your heavy-duty projects with confidence using this M6 x 25mm Flanged Hex Head Bolt and Nut Set. Engineered for both professional contractors and demanding DIY enthusiasts, this kit includes 10 complete sets of high-performance fasteners designed for superior reliability.Crafted from premium Grade 10.9 Carbon Steel, these bolts offer exceptional tensile strength and hardness, significantly outperforming standard low-grade hardware. The defining feature is the integrated flange head, which distributes clamping pressure evenly across a wider surface area. This smart design eliminates the need for separate flat washers, simplifies installation, and prevents the bolt from loosening due to vibration or damaging the mating surface.Whether you are working on automotive engine bays, assembling industrial machinery, or reinforcing structural frames at home, these durable fasteners deliver a precise, long-lasting fit. Upgrade your toolkit with hardware that meets the rigorous demands of mechanical and construction applications.