# Buy Hex bolt M20x40 8.8 at Autoservice ## Hex bolt M20x40 8.8 DIN 933 electroplated zinc Fasteners / Bolts / Hexagon tapping bolts Hexagonal bolt M20x40 mm, strength class 8.8, fully metric thread, electroplated zinc for optimal corrosion protection. ## Prices and stock - **SIN-C20-40**: € 16,41 incl. VAT — backorder ## Order URL [Hex bolt M20x40 8.8 DIN 933 electroplated zinc](https://www.auto-service.be/en/fasteners/bolts/hexagon-tapping-bolts/stud-bolt-88-din-933-electrolitic-zinc-plated-m20x40-5pcs) ## Alternate URLs - **nl**: [Hex bolt M20x40 8.8 DIN 933 electroplated zinc](https://www.auto-service.be/nl/bevestigingsmateriaal/bouten/zeskant-tapbouten/tapbout-88-din-933-electrolitisch-verzinkt-m20x40-5st) - **fr**: [Hex bolt M20x40 8.8 DIN 933 electroplated zinc](https://www.auto-service.be/fr/materiel-de-fixation/boulons/boulons-a-tete-hexagonale/boulons-hexagonaux-88-din-933-acier-zingue-m20x40-5pc) - **en**: [Hex bolt M20x40 8.8 DIN 933 electroplated zinc](https://www.auto-service.be/en/fasteners/bolts/hexagon-tapping-bolts/stud-bolt-88-din-933-electrolitic-zinc-plated-m20x40-5pcs) ## Images - ![Product image](https://www.auto-service.be/assets/media/6205/conversions/tapbout-88-din933-electrolitisch-verzinkt-m20x40-5st-7446-optimized.jpg) ## Specifications - **Reference**: SIN-C20-40 ## Product description ### Robust hex bolt for strong connections This hexagonal bolt with a diameter of M20 and a length of 40 mm is designed for securely connecting and fastening parts in various applications. Thanks to the full metric thread up to under the head, this bolt provides a reliable grip and optimal force distribution. ### High-quality strength class 8.8 With a strength class of 8.8, this bolt guarantees high tensile strength and durability. This makes it suitable for applications where high mechanical loads occur, such as in the automotive sector and mechanical engineering. ### Electroplated zinc finish The electroplated zinc coating provides a protective layer that shields the bolt from corrosion. This extends the lifespan of the bolt, even in humid or corrosive environments. ### Precise dimensions according to DIN 933 - **Diameter (d):** M20 - **Length (l):** 40 mm - **Head height (k):** 12.5 mm - **Wrench size (s):** 30 mm These specifications comply with the DIN 933 standard, ensuring compatibility with standard nuts and tools. ### Versatile application possibilities This bolt is ideal for: - Fastening structural components in cars - Assembling machine parts - General construction applications where strong and reliable connections are required ### Compatibility and installation Thanks to the metric thread and standard dimensions, this bolt can easily be combined with matching nuts and washers. The hexagonal head allows the bolt to be firmly tightened with standard tools, ensuring efficient and safe installation. ### Quality and reliability This bolt is manufactured according to strict quality standards and offers a reliable solution for various fastening needs. The combination of strength class 8.8 and electroplated zinc ensures a product that is both strong and resistant to environmental influences. ## Breadcrumbs - [Fasteners](https://www.auto-service.be/en/fasteners) - [Bolts](https://www.auto-service.be/en/fasteners/bolts) - [Hexagon tapping bolts](https://www.auto-service.be/en/fasteners/bolts/hexagon-tapping-bolts) ## Related products - [Hexagon head bolt M14x80 8.8 DIN 933 electroplated zinc](https://www.auto-service.be/en/fasteners/bolts/hexagon-tapping-bolts/stud-bolt-88-din-933-electrolitic-zinc-plated-m14x80-100pcs) - [Hex bolt 8.8 DIN 933 electro-galvanized M16x55 (50 pieces)](https://www.auto-service.be/en/fasteners/bolts/hexagon-tapping-bolts/stud-bolt-88-din-933-electrolitic-zinc-plated-m16x55-50pcs) - [Hex bolt 8.8 DIN 933 electrolytically galvanized M8x90 (100 pieces)](https://www.auto-service.be/en/fasteners/bolts/hexagon-tapping-bolts/stud-bolt-88-din-933-electrolitic-zinc-plated-m8x90-100pcs) - [Stainless steel A2 hex bolt DIN 933 M10x45 with hex head](https://www.auto-service.be/en/fasteners/bolts/hexagon-tapping-bolts/stainless-steel-a2-stud-din933-m10x45-100pcs) - 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