360-Piece High Strength Grade 12.9 Internal Hex Socket Screw and Hex Nut Set (M3, M4, M5, M6)

This versatile set features 360 pieces of high-strength internal hex socket screws and hex nuts, designed with Grade 12.9 quality for superior durability and performance. The set includes a variety of metric sizes, specifically M3, M4, M5, and M6, making it ideal for a wide range of applications and projects. Each piece is crafted to provide reliable, secure fitting, ensuring stability and long-lasting use in both professional and DIY settings. Whether you're assembling machinery, working on automotive projects, or engaging in everyday repairs, this comprehensive set provides the reliability and flexibility you need. Head shape: Hex Socket Cup Head Surface treatment: Black Material Grade: 12.9 Standard No.: DIN912 Nail Type: Screws Manufacture country: China Instructions included: No