Products

Material Stainless Steel (A2) Finish Natural Manufacturing Standard DIN 439-2 For Use With Thread Size M6 (6mm), Right Hand Screw Thread Pitch 1.25mm Nut Thickness (M) 4mm Nut Width A/F (S) 13mm   The M8 Hexagon Thin Nuts (DIN 439-2) in Stainless Steel (A2) are a type of low-profile hex nut with metric threading.  Size: M8 (8mm inner thread diameter) Standard: DIN 439-2, which designates thin hex nuts with reduced thickness compared to standard hex nuts Material: Stainless Steel (A2) – known for corrosion resistance, ideal for outdoor or humid environments Shape: Hexagon, allowing for secure fastening with standard wrenches or sockets Applications: Often used in applications where space is limited or a lower-profile nut is required, such as in electronics, automotive, or construction.

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Material Steel Finish Zinc Yellow Passivated Manufacturing Standard DIN 439-2 For Use With Thread Size M8 (8mm), Right Hand Screw Thread Pitch 1.25mm Nut Thickness (M) 4mm Nut Width A/F (S) 13mm  

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The ultimate high security patented one-way nut. This patented permanent nut requires a matching driver socket for installation giving you guaranteed torque levels and can be re-torqued if required. Not governed by shear point and leaving no unplated surfaces, it leaves a clean smart finish. 

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The ultimate high security patented one-way nut. This patented permanent nut requires a matching driver socket for installation giving you guaranteed torque levels and can be re-torqued if required. Not governed by shear point and leaving no unplated surfaces, it leaves a clean smart finish. 

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The ultimate high security patented one-way nut. This patented permanent nut requires a matching driver socket for installation giving you guaranteed torque levels and can be re-torqued if required. Not governed by shear point and leaving no unplated surfaces, it leaves a clean smart finish. 

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The ultimate high security patented one-way nut. This patented permanent nut requires a matching driver socket for installation giving you guaranteed torque levels and can be re-torqued if required. Not governed by shear point and leaving no unplated surfaces, it leaves a clean smart finish. 

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Unique Hafren segment shaped nut. The ultimate two-way patented security nut - extra resilient to attack. This patented removable nut requires a matching driver socket for installation and removal. This cost effective nut has a smooth aesthetically pleasing design which makes it an extremely versatile nut. 

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Unique Hafren segment shaped nut. The ultimate two-way patented security nut - extra resilient to attack. This patented removable nut requires a matching driver socket for installation and removal. This cost-effective nut has a smooth aesthetically pleasing design which makes it an extremely versatile nut. 

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Case Hardened Steel Zinc Plated (CR-3) Nogo™ (Type 1 for bolts and screws) The Nogo™ is a 2-part enclosure offering the highest security for any nut or bolt. This patented product doesn't require any specialist tools; you simply hammer the cap into the base making access to the enclosed nut or bolt near impossible. Has been Home Office approved and has won the Sold Secure Silver Award Stocked in Case Hardened Steel Zinc Plated (CR-3)

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Case Hardened Steel Zinc Plated (CR-3) Nogo™ (Type 2 for protruding studs) The Nogo™ is a 2-part enclosure offering the highest security for any nut or bolt. This patented product doesn't require any specialist tools; you simply hammer the cap into the base making access to the enclosed nut or bolt near impossible. Has been Home Office approved and has won the Sold Secure Silver Award Stocked in Case Hardened Steel Zinc Plated (CR-3)

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Stainless Steel Scroll™ Nut High security removable nut with a unique 'Scroll' drive. The rounded design of this nut gives no sharp angles to provide grip for normal hand tools. It can only be installed and removed using the matching Scroll™ driver socket. The patented Scroll™ design is interesting and pleasing to the eye. Driver Size: SC8 Stocked in 303 S31 Stainless Steel The smallest and largest security nut available from stock - M3 to M30 Scroll™ drive available to order in bolt form

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Material Stainless Steel (A2) Finish Natural Manufacturing Standard DIN 6798 A For Use With Thread Size M8 (8mm) Internal Diameter (D1) 8.2mm External Diameter (D2) 14mm Thickness (H) 2.4mm   M8 Serrated Lock Washer with External Teeth (DIN 6798 A) - Stainless Steel (A2), providing enhanced grip and corrosion resistance. It is ideal for applications requiring secure fastening with anti-vibration properties.

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Material Steel Finish Zinc Plated Yellow Passivated Manufacturing Standard DIN 6798 A For Use With Thread Size M8 (8mm) Internal Diameter (D1) 8.2mm External Diameter (D2) 14mm Thickness (H) 2.4mm   M8 Serrated Lock Washer with External Teeth (DIN 6798 A) - Zinc Plated Yellow Passivated, providing enhanced grip and corrosion resistance. It is ideal for applications requiring secure fastening with anti-vibration properties.

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The Shear System is a high security permanent fastener. Shear Nuts have a hexagon part which shears off at a predetermined torque. Installed using standard hex socket or spanner. Once installed, the Shear Nut leaves a tamper resistant cone. 

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The Shear System is a high security permanent fastener. Shear Nuts have a hexagon part which shears off at a predetermined torque. Installed using standard hex socket or spanner. Once installed, the Shear Nut leaves a tamper resistant cone. 

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The Shear System is a high security permanent fastener. Shear Nuts have a hexagon part which shears off at a predetermined torque. Installed using standard hex socket or spanner. Once installed, the Shear Nut leaves a tamper resistant cone. 

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The Shear System is a high security permanent fastener. Shear Nuts have a hexagon part which shears off at a predetermined torque. Installed using standard hex socket or spanner. Once installed, the Shear Nut leaves a tamper resistant cone. 

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The Slotted Round Nut DIN 546 (M8) is a precision-machined fastening component made from A1 Stainless Steel, offering strength, durability, and corrosion resistance. Its round shape with twin slots allows secure tightening and removal using a screwdriver or pin spanner, ideal for mechanical and engineering applications where space is limited and a clean finish is required. Specifications: Standard: DIN 546 Material: Stainless Steel A1 Thread Size: M8 Thread Pitch: 1.25 mm Outside Diameter (D): 14 mm Height (H): 6.5 mm Slot Width (A): 3 mm Drive Type: Slotted (for screwdriver or pin spanner) Features: Manufactured to DIN 546 standard for precise fit and compatibility Corrosion-resistant A1 stainless steel for long-lasting performance Compact, low-profile design for neat assemblies Easy to install and remove without damaging surfaces Common Uses: Shaft and bearing retention Precision machinery Electrical equipment Instrumentation and control panels

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The M8 Slotted Round Nut (DIN 546) is a precision-engineered nut designed for secure fastening in applications where space is limited and a clean, flush finish is required. Manufactured from high-quality zinc plated steel, it provides strength, reliability, and corrosion protection for general engineering and mechanical use. Specifications: Standard: DIN 546 Material: Zinc Plated Steel Thread Size: M8 Thread Pitch: 1.25 mm Outside Diameter (D): 14 mm Height (H): 6.5 mm Slot Width (A): 3 mm Drive Type: Slotted (for screwdriver or pin spanner) Features: Made to DIN 546 standard for consistent precision and compatibility Zinc plated coating offers excellent corrosion resistance Round low-profile design gives a smooth, snag-free finish Easy installation and removal using a screwdriver or pin spanner Typical Applications: Machinery and equipment assembly Bearing and shaft retention Electrical panels and control systems General mechanical and maintenance tasks

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Material Stainless Steel (A2) Finish Natural Manufacturing Standard ISO 7380 Screw Thread Pitch 1.25mm Thread M8 (8mm), Right Hand Thread Hexagon Width Across Flats / Allen Key Size (J) 5mm Maximum Head Diameter (D) 14mm Maximum Head Length (H) 4.4mm Minimum Hexagon Socket Depth (P) 2.6mm   See a problem with this specification? Let us know.

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Material High Tensile Steel (10.9) Finish Zinc Plated Manufacturing Standard ISO 7380 Screw Thread Pitch 1.25mm Thread M8 (8mm), Right Hand Thread Hexagon Width Across Flats / Allen Key Size (J) 5mm Maximum Head Diameter (D) 14mm Maximum Head Length (H) 4.4mm Minimum Hexagon Socket Depth (P) 2.6mm   See a problem with this specification? Let us know.

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Material Stainless Steel (A2) Finish Natural Manufacturing Standard DIN 912 Screw Thread Pitch 1.25mm Thread M8 (8mm), Right Hand Thread Socket / Allen Key Size (J) 6mm Head Diameter [Max] (D) 13mm Head Diameter (D) Tolerance +0/-0.36mm Head Length [Max] (H) 8mm Head Length (H) Tolerance +0/-0.36mm Hexagon Depth (P) 4mm    See a problem with this specification? Let us know.

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Material High Tensile Steel (8.8) Finish Zinc Plated Manufacturing Standard DIN 912 Screw Thread Pitch 1.25mm Thread M8 (8mm), Right Hand Thread Socket / Allen Key Size (J) 6mm Head Diameter [Max] (D) 13mm Head Diameter (D) Tolerance +0/-0.36mm Head Length [Max] (H) 8mm Head Length (H) Tolerance +0/-0.36mm Hexagon Depth (P) 4mm    See a problem with this specification? Let us know.

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Material Stainless Steel (A2) Finish Natural Manufacturing Standard DIN 7991 Screw Thread Pitch 1.25mm Thread M8 (8mm), Right Hand Thread Countersunk Angle (CA) 90 Degrees Head Length [Max] (H) 4.96mm Head Diameter [Max] (D) 17.92mm Head Diameter [Min] (D) 15.24mm Hexagon Across Flats / Allen Key Size (J) 5mm Hexagon Depth (P) 3mm   See a problem with this specification? Let us know.

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Material Steel (10.9) Finish Zinc Plated Manufacturing Standard DIN 7991 Screw Thread Pitch 1.25mm Thread M8 (8mm), Right Hand Thread Countersunk Angle (CA) 90 Degrees Head Length [Max] (H) 4.96mm Head Diameter [Max] (D) 17.92mm Head Diameter [Min] (D) 15.24mm Hexagon Across Flats / Allen Key Size (J) 5mm Hexagon Depth (P) 3mm   See a problem with this specification? Let us know.

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Material Stainless Steel (A2) Finish Natural Manufacturing Standard DIN 127B For Use With Thread Size M8 (8mm) Internal Diameter (ID) 8.1mm External Diameter (OD) 14.8mm Height (S) 2mm Uncompressed Height (L) 4mm   See a problem with this specification? Let us know.

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Material Stainless Steel (A2) Finish Natural Manufacturing Standard DIN 127B For Use With Thread Size M8 (8mm) Internal Diameter (ID) 8.1mm External Diameter (OD) 14.8mm Height (S) 2mm Uncompressed Height (L) 4mm   See a problem with this specification? Let us know.

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Material High Tensile Steel (8.8) Finish Zinc Plated Manufacturing Standard DIN 127B For Use With Thread Size M8 (8mm) Internal Diameter (ID) 8.1mm External Diameter (OD) 14.8mm Height (S) 2mm Uncompressed Height (L) 4mm   See a problem with this specification? Let us know.

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Material High Tensile Steel (8.8) Finish Zinc Plated Manufacturing Standard DIN 127B For Use With Thread Size M8 (8mm) Internal Diameter (ID) 8.1mm External Diameter (OD) 14.8mm Height (S) 2mm Uncompressed Height (L) 4mm   See a problem with this specification? Let us know.

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Material Spring Steel Finish Zinc Plated Yellow Passivated Manufacturing Standard DIN 127B For Use With Thread Size M8 (8mm) Internal Diameter (ID) 8.1mm External Diameter (OD) 14.8mm Height (S) 2mm Uncompressed Height (L) 4mm   See a problem with this specification? Let us know.

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Material Stainless Steel (A2) Manufacturing Standard DIN 127B For Use With Thread Size M8 (8mm) Internal Diameter (ID) 8.1mm External Diameter (OD) 14.8mm Height (S) 2mm Uncompressed Height (L) 4mm  

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Material Stainless Steel (A2) Finish Natural For Use With Thread Size M8 (8mm) Internal Diameter (ID) 8.5mm External Diameter (OD) 22mm Thickness (T) 4.5mm   The countersunk washer is a versatile and durable fastener suitable for a wide range of applications, including automotive, construction, plumbing, electrical, and industrial settings. These finishing washers are precision-machined from solid stainless steel, offering a far superior finish compared to standard pressed cup washers. They will provide a top-class finish to any project. It can be used to fasten metal, wood, plastic, and other materials, making it ideal for projects where a flush finish is desired.  

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The HUS turned washer is the ideal coupling for countersunk head screws where increased axial strength of the connection is required. It is also excellent for connections on metal plates where holes are too wide. ● COMPATIBILITYIt is the ideal coupling for countersunk screws (HBS, VGS, SBS-SPP, SCI, etc.) when the axial strength of the connection is to be increased. ● TIMBER-TO-METALIt is the optimal choice for connections on metal plates with cylindrical holes. ● FIELDS OF USE• thin, thick metal plates with cylindrical holes• timber based panels• solid timber and glulam• CLT and LVL• high density woods Material Electrogalvanized Carbon Steel For Use With Thread Size M8 (8mm) Internal Diameter (ID) 8.50mm External Diameter (OD) 25mm Thickness (T) 5.50mm   For more detailed information, visit the Rothoblaas Datasheet page.   

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A wing nut is a type of nut with two large wings or projections on the opposite sides, making it easy to tighten or loosen the nut by hand without the need for tools. The wings provide a convenient grip for manual turning. For larger quantities or sizes not listed, please email frank@franksfasteners.co.uk and we will be happy to provide you with a quotation.

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A M8 Threaded Bar in 1000mm threaded bar stud that is High Tensile Self Colour Steel 10.9 is a type of fastener used in construction and various other applications.

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A M8 Threaded Bar in 1000mm threaded bar stud that is A2 Stainless Steel is a type of fastener used in construction and various other applications.  Stainless steel is a corrosion-resistant steel alloy, and A2 is a specific grade within the stainless steel classification. In the A2 grade, the steel is often referred to as 304 stainless steel, which contains a chromium-nickel mixture and is known for its corrosion resistance.

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A M8 Threaded Bar in 1000mm threaded bar stud that is Yellow Zinc Plated Steel 8.8 is a type of fastener used in construction and various other applications.  Zinc Plated Steel refers to a protective coating applied to the steel surface. Zinc plating helps prevent corrosion and rust, extending the lifespan of the stud and making it suitable for use in various environments, including those with exposure to moisture or the elements.

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A M8 Threaded Bar in 1000mm threaded bar stud that is zinc plated steel 8.8 is a type of fastener used in construction and various other applications.  Zinc Plated Steel refers to a protective coating applied to the steel surface. Zinc plating helps prevent corrosion and rust, extending the lifespan of the stud and making it suitable for use in various environments, including those with exposure to moisture or the elements.

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Button A2 Stainless Steel 6-Lobe Pin Machine Screw 6-Lobe recess manufactured with internal pin. Popular security drive for high torque applications. Quickly and easily installed and removed using matching tooling. Driver Size: T40

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M8 x 100mm Fully Threaded Metric Hexagon Head Bolt – Class 8.8, Zinc Plated Yellow Passivated – DIN 933 / ISO 4017 Product Description: Secure your assemblies with our high-quality M8 x 100mm Fully Threaded Metric Hexagon Head Bolts. Manufactured to meet DIN 933 and ISO 4017 standards, these bolts are crafted from Class 8.8 high-tensile steel and feature a zinc-plated yellow passivated finish for enhanced corrosion resistance. Key Features: High-Tensile Strength (Class 8.8): Made from medium carbon steel, these bolts are quenched and tempered to achieve a minimum tensile strength of 800 MPa, ensuring durability in demanding applications. Fully Threaded Design: The complete threading up to the head allows for maximum engagement with mating components, providing a secure and tight fit, ideal for applications requiring precise clamping forces. Hexagon Head: The six-sided head design facilitates easy installation and removal using standard spanners or ratchets, allowing for higher torque application compared to other drive systems. Zinc Plated with Yellow Passivation: This finish not only enhances the aesthetic appeal but also provides a protective layer against corrosion, extending the service life of the bolt. Standards Compliance: Conforming to DIN 933 and ISO 4017 specifications, these bolts adhere to internationally recognized standards for dimensions, tolerances, and mechanical properties, ensuring compatibility and performance consistency. Technical Specifications: Thread Size: M8 (8mm) Thread Pitch: 1.25mm Length: 100mm Across Flats (Hex Size): 13mm Head Height: 5.3mm Material Grade: Class 8.8 Steel Coating: Zinc Plated with Yellow Passivation Standards Compliance: DIN 933 / ISO 4017 Applications: These versatile bolts are suitable for a wide range of applications, including: Automotive Assemblies: Providing reliable fastening solutions in vehicle manufacturing and repairs. Construction Projects: Ideal for structural applications requiring robust and durable fasteners. Machinery and Equipment: Ensuring secure assembly of various mechanical components. DIY Projects: Perfect for home improvement tasks that demand high-strength fasteners. Quality Assurance: Our M8 x 100mm Hexagon Head Bolts are produced under stringent quality control processes to ensure they meet the specified standards and deliver consistent performance. Order Now: Secure your assemblies with confidence. Add these high-quality M8 x 100mm Fully Threaded Hexagon Head Bolts to your cart today and experience the perfect blend of strength, durability, and corrosion resistance.

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Button A2 Stainless Steel 6-Lobe Pin Machine Screw 6-Lobe recess manufactured with internal pin. Popular security drive for high torque applications. Quickly and easily installed and removed using matching tooling. Driver Size: T40

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Ensure strength, precision, and corrosion resistance with our M8 x 10mm Flanged Socket Button Head Screws, manufactured to the ISO 7380-2 standard. Crafted from A2 (304) stainless steel, these screws are ideal for demanding environments where appearance and durability matter. The ISO 7380-2 standard defines button head screws with an integrated flange and hexagon socket drive, providing greater load-bearing surface, improved clamping force, and vibration resistance—making them a preferred choice for automotive, machinery, and structural applications. M6 Flanged Socket Button Head Screw Specification: Diameter: 8mmLength: 10mmHead Diameter: 17.8mmSocket Size: 5mmMaterial: Corrosion Resistant A2 Stainless Steel

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