High-Strength 12.9 Grade Grub Screws M3-M16, Cup Point, Hex Socket Machine Screws

These grub screws are crafted from high-strength 12.9 grade alloy steel, ensuring exceptional durability and reliability for various applications. Designed with a cup point and hex socket, they provide secure fastening and easy installation with appropriate tools. Available in a range of sizes from M3 to M16, these machine screws are ideal for precision engineering, securing components in machinery, and other demanding environments where robust fastening solutions are required. Surface Treatment: black Material Grade: Carbon steel grade 12.9 Standard No.: DIN915 Manufacture country: China Instructions included: No