12.9 Grade High-Strength Hex Socket Cap Screw, Half Thread, M48-M56, Blackened Cylindrical Knurled Bolt

This product is a high-strength fastening solution designed for demanding applications. Crafted with precision, the hex socket cap screw features a half-thread in a substantial size range of M48-M56, offering robust support in heavy-duty projects. Its blackened finish not only enhances its aesthetic appeal but also provides increased resistance to corrosion. The cylindrical knurled design ensures a secure grip for easy installation and removal, making it an ideal choice for industrial and mechanical environments where reliability and durability are paramount. Performance Level: 12.9 Material: Alloy steel Surface Treatment: Oxidation black Standard No.: DIN912 Manufacture country: China Instructions included: No