Features Premium Stainless Steel Durability - Crafted from high-quality stainless steel, ensuring long-lasting performance and resistance to wear and corrosion for reliable use in various projects Versatile Replacement Solution - With 245 pieces included, this set provides the perfect replacement for old or damaged fasteners, ensuring you always have the right size on hand Comprehensive Variety for All Needs - Featuring different standard sizes of grub screws, this collection allows for easy selection and quick operation, catering to a range of applications Complete DIY Kit with Tools - This set comes with essential installation tools, making it user-friendly for both professionals and DIY enthusiasts, ensuring a smooth and efficient experience Convenient Storage and Portability - Packaged in a durable storage box, this fastener kit is easy to carry and keeps your hardware organized, ready for any task at a moment's notice Features: 1、 stainless steel material make sure the durability of the product. 2、Great workmanship, replacement for the old or damaged one. 3、Including different standard set screws, easy to operate. 4、This is a DIY kits with installation tools for quick and easy using. 5、There is a storage box which it is convenient to carry. Specification: Features: 1. stainless steel material make sure the durability of the product. 2. Great workmanship, replacement for the old or damaged one. 3. Including different standard set screws, easy to operate. 4. This is a DIY kits with installation tools for quick and easy using. 5. There is a storage box which it is convenient to carry. Specification: Condition: 100% Item Type: Set Screw Material: Stainless Steel Head Type: Concave end Groove Type: Hex socket Thread Standard: M3, M4, M5, M6, M8 Package Size: Approx. 12.5 x 6.5 x 2.5cm / 4.9 x 2.6 x 1in Package List: 25 x M3x3 Grub Screws 25 x M3x4 Grub Screws 25 x M3x6 Grub Screws 25 x M4x4 Grub Screws 25 x M4x6 Grub Screws 25 x M5x5 Grub Screws 25 x M5x8 Grub Screws 25 x M6x6 Grub Screws 25 x M6x10 Grub Screws 20 x M8x8 Grub Screws Package List