# Buy countersunk hex socket bolt M10x40 at Autoservice ## Countersunk hex socket bolt 8.8 zinc plated M10x40 (10 pieces) Fasteners / Bolts / Countersunk head hexagonal Strong M10x40 hex socket bolts with countersunk head, ideal for flush finish and solid connections. ## Prices and stock - **SIN-EV10-40**: € 12,17 incl. VAT — backorder ## Order URL [Countersunk hex socket bolt 8.8 zinc plated M10x40 (10 pieces)](https://www.auto-service.be/en/fasteners/bolts/countersunk-head-hexagonal/countersunk-head-hexagonal-bolt-88-zinc-plated-m10x40-10pcs) ## Alternate URLs - **nl**: [Countersunk hex socket bolt 8.8 zinc plated M10x40 (10 pieces)](https://www.auto-service.be/nl/bevestigingsmateriaal/bouten/verzonkenkop-binnenzeskant/verzonken-kop-binnenzeskantbout-88-verzinkt-m10x40-10st) - **fr**: [Countersunk hex socket bolt 8.8 zinc plated M10x40 (10 pieces)](https://www.auto-service.be/fr/materiel-de-fixation/boulons/tete-fraisee-a-douille-hexagonale/vis-a-tete-fraisee-hc-et-filetage-complet-acier-galvanise-m10x40-10pc) - **en**: [Countersunk hex socket bolt 8.8 zinc plated M10x40 (10 pieces)](https://www.auto-service.be/en/fasteners/bolts/countersunk-head-hexagonal/countersunk-head-hexagonal-bolt-88-zinc-plated-m10x40-10pcs) ## Images - ![Product image](https://www.auto-service.be/assets/media/8187/conversions/verzonken-kop-binnenzeskantbout-88-verzinkt-m10x40-10st-9468-optimized.jpg) ## Specifications - **Reference**: SIN-EV10-40 ## Product description ### Features of the countersunk hex socket bolt These M10x40 hex socket bolts with countersunk head are made of steel with a strength class of 8.8. They are electrolytically zinc plated, providing increased resistance to corrosion. The countersunk head allows for a flush finish, which is aesthetically pleasing and prevents the bolt from protruding. ### Technical specifications - **Diameter** : M10 - **Length** : 40 mm - **Strength class** : 8.8 - **Drive type** : Hex socket - **Head type** : Countersunk head - **Material** : Steel - **Surface treatment** : Electrolytically zinc plated - **Thread direction** : Right ### Applications in the automotive sector These bolts are particularly suitable for applications in the automotive sector, where a strong and reliable connection is required. The countersunk head ensures that the bolt is flush with the surface, which is essential in situations where space is limited or a smooth finish is needed. ### Advantages of electrolytic zinc plating Electrolytic zinc plating offers several advantages: - **Corrosion resistance** : Protects the steel against rust and extends the lifespan of the bolt. - **Smooth finish** : Provides an aesthetically attractive appearance. - **Compatibility** : Suitable for use in various environments and applications. ### Installation and tools To install these hex socket bolts, a 6 mm Allen key is required. This ensures a firm grip and allows the bolts to be tightened with the correct torque, which is essential for a safe and durable connection. ### Packaging and availability These bolts are supplied in sets of 10 pieces, which is convenient for both small and larger projects. They are immediately available and can easily be added to your toolbox for future applications. ### Compatibility with other fasteners These M10x40 hex socket bolts are compatible with standard M10 nuts and washers. It is recommended to use matching components to ensure the integrity of the connection and guarantee optimal performance. ## Breadcrumbs - [Fasteners](https://www.auto-service.be/en/fasteners) - [Bolts](https://www.auto-service.be/en/fasteners/bolts) - [Countersunk head hexagonal](https://www.auto-service.be/en/fasteners/bolts/countersunk-head-hexagonal) ## Related products - [Countersunk head hex socket bolt 8.8 zinc plated M10x35 (10 pieces)](https://www.auto-service.be/en/fasteners/bolts/countersunk-head-hexagonal/countersunk-head-hexagonal-bolt-88-zinc-plated-m10x35-10pcs) - [Countersunk head hex socket bolt 8.8 zinc plated M10x40 (50 pieces)](https://www.auto-service.be/en/fasteners/bolts/countersunk-head-hexagonal/countersunk-head-hexagonal-bolt-88-zinc-plated-m10x40-50pcs) - [Countersunk hex socket screw 8.8 zinc plated M5x16](https://www.auto-service.be/en/fasteners/bolts/countersunk-head-hexagonal/countersunk-head-hexagonal-bolt-88-zinc-plated-m5x16-100pcs) - [Countersunk hex socket bolt 8.8 zinc plated M5x25 (20 pieces)](https://www.auto-service.be/en/fasteners/bolts/countersunk-head-hexagonal/countersunk-head-hexagonal-bolt-88-zinc-plated-m5x25-20pcs) - 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