# Buy countersunk head hex socket bolt M5x20 at Autoservice ## Countersunk head hex socket bolt 8.8 zinc plated M5x20 (100 pieces) Fasteners / Bolts / Countersunk head hexagonal Strong M5x20 hex socket bolts with countersunk head, ideal for a flush finish in various applications. ## Prices and stock - **SIN-EV5-20-BULK**: € 29,72 incl. VAT — backorder ## Order URL [Countersunk head hex socket bolt 8.8 zinc plated M5x20 (100 pieces)](https://www.auto-service.be/en/fasteners/bolts/countersunk-head-hexagonal/countersunk-head-hexagonal-bolt-88-zinc-plated-m5x20-100pcs) ## Alternate URLs - **nl**: [Countersunk head hex socket bolt 8.8 zinc plated M5x20 (100 pieces)](https://www.auto-service.be/nl/bevestigingsmateriaal/bouten/verzonkenkop-binnenzeskant/verzonken-kop-binnenzeskantbout-88-verzinkt-m5x20-100st) - **fr**: [Countersunk head hex socket bolt 8.8 zinc plated M5x20 (100 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-m5x20-100pc) - **en**: [Countersunk head hex socket bolt 8.8 zinc plated M5x20 (100 pieces)](https://www.auto-service.be/en/fasteners/bolts/countersunk-head-hexagonal/countersunk-head-hexagonal-bolt-88-zinc-plated-m5x20-100pcs) ## Images - ![Product image](https://www.auto-service.be/assets/media/8208/conversions/verzonken-kop-binnenzeskantbout-88-verzinkt-m5x20-100st-9489-optimized.jpg) ## Specifications - **Reference**: SIN-EV5-20-BULK - **Material**: Steel - **Diameter ⌀**: M5 - **Length (product)**: 20 mm - **Strength Class**: 8.8 - **Surface Coverage**: Electrolytic Galvanized - **Head type**: Binnenzeskant - **Quantity in packaging unit**: 100 - **ADR Classification**: No ADR Classification ## Product description ### Features and specifications These countersunk head hex socket bolts are made from steel with a strength class of 8.8, ensuring high tensile strength and reliability. The electrolytic zinc plating provides good protection against corrosion, making them suitable for various applications. - **Thread size**: M5 - **Length**: 20 mm - **Head diameter**: 10 mm - **Wrench size**: 3 mm - **Thread pitch**: 0.8 mm ### Applications Thanks to the countersunk head, these bolts are ideal for situations where a flush finish is desired. They are often used in: - **Automotive sector**: Fastening body panels and interior parts. - **Machine building**: Assembling components where a smooth surface is essential. - **Furniture industry**: Assembling furniture with a sleek finish. ### Advantages of hex socket bolts Using hex socket bolts offers several advantages: - **Space saving**: The hex socket head allows bolts to be tightened in confined spaces. - **Aesthetics**: The countersunk head ensures a neat and flush finish. - **Strong connection**: The hex socket drive enables a higher tightening torque without the risk of damaging the head. ### Installation and tools To install these bolts correctly, a 3 mm hex key is required. Make sure the tool fits well to prevent damage to the bolt head and to achieve optimal clamping force. ### Packaging and availability These hex socket bolts are supplied in sets of 100 pieces, making them suitable for both small and larger projects. They are available for immediate delivery. ### Quality standards These bolts comply with ISO 10642 and DIN 7991 standards, ensuring consistency in dimensions and quality. The 8.8 strength class indicates high tensile strength, suitable for demanding applications. ### Maintenance and durability The electrolytic zinc plating provides good protection against rust and wear. For use in damp or corrosive environments, it is advisable to carry out regular inspections and, if necessary, take additional protective measures. ### Compatibility These M5x20 hex socket bolts are compatible with nuts and other fasteners with metric threads of the same size, ensuring wide applicability in various projects. ## 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 M6x12 (100 pieces)](https://www.auto-service.be/en/fasteners/bolts/countersunk-head-hexagonal/countersunk-head-hexagonal-bolt-88-zinc-plated-m6x12-100pcs) - [Countersunk hex socket bolt 8.8 zinc plated M8x10 (20 pieces)](https://www.auto-service.be/en/fasteners/bolts/countersunk-head-hexagonal/countersunk-head-hexagonal-bolt-88-zinc-plated-m8x10-20pcs) - [Countersunk head hex socket bolt 8.8 zinc plated M8x12 (20 pieces)](https://www.auto-service.be/en/fasteners/bolts/countersunk-head-hexagonal/countersunk-head-hexagonal-bolt-88-zinc-plated-m8x12-20pcs) - 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