As a factory, we take pride in offering a high-quality product like the Black grade 12.9 DIN 912 Cylindrical Socket cap screw/Allen bolt. These screws/bolts are made of a durable and strong material that can withstand heavy loads and high tension, making them ideal for a variety of applications such as machinery, construction, automotive, and more. With its sleek black finish, these bolts/screws are not only functional but also stylish, adding a touch of elegance to any project. Whether you need them for personal use or commercial purposes, our company guarantees top-notch quality and excellent customer service to meet your needs.