Grade 12.9 High-Strength Black Nickel Plated Hex Socket Mushroom Head Screw, M4 Sizes 6-40

This high-strength screw is crafted for durability and reliability, featuring Grade 12.9 specifications. It boasts a sleek black nickel plating, which not only enhances its appearance but also provides additional resistance to corrosion. The hex socket design ensures easy and secure installation, while the mushroom head offers a smooth and clean finish. Available in M4 sizes ranging from 6-40, it is ideal for a variety of applications where robust fastenings are required. Material Grade: Alloy steel Standard No.: National Standard Manufacture country: China Instructions included: No