Features 30Pcs in 1 Set: This kit contains 30pcs coarse thread carriage screws, providing ample quantity for direct use and replacement, ensuring convenience and cost-effectiveness. A2-70 Stainless Steel: Crafted from A2-70 stainless steel, boasting a tensile strength of 700N/mm2, offering resistance, hardness, and durability for long-lasting performance. Standard Size: Conforming to the DIN603 standard, featuring standard M8x1.25 coarse thread, ensuring sizing and robust practicality for versatile applications. Use with Nuts: Designed for seamless use with nuts, enabling secure fastening and connection of two parts with through holes, ensuring reliability and stability. Optional Length: These lengthened carriage bolts offer a variety of length options, allowing you to select the appropriate bolts based on your specific needs, providing flexibility and customization. Specification: Item Type: M8 Screw Bolt Product Standard: DIN603 Thread Diameter: Approx. 8mm / 0.3in Dome Diameter: Approx. 20.65mm / 0.8in Dome Height: Approx. 5.6mm / 0.2in Square to Flat: Approx. 8.58mm / 0.3in Square Height: Approx. 5.6mm / 0.2in Material: A2-70 Stainless Steel What is A2-70 Stainless Steel? A2 stainless steel is commonly referred to as 304 or 18/8 because it contains 18% and 8% . A2 is an austenitic stainless steel and is almost non magnetic but will still stick lightly to a magnet due to the cold working process. A2 -70 is the most commonly used grade, the 70 represents a tensile strength of 700N/mm2. A2 is suitable for a wide range of applications in alot of different industries such as the automotive industry in applications such as body panelling and bumpers etc, the food industry and catering due to its ease of cleaning and resistance, also commonly used in the engineering industry and architecture, A2 is also favoured by the remote control and model making enthusiasts. Also a favourite for many different DIY jobs in and around the home and garage for those jobs where a standard BZP fastener will not do. In general A2-70 is ideal for a whole range of uses where a good finish is needed on an interior or exterior applications. Package List: 30 x M8x30 Bolts Package List 30 x M8x30 Bolts