1200Pcs Black Cylindrical Head Hexagonal Screw Set, Cup Head Screw Nut Flat Pad Screw Box

Size: cm fastener Product specification: 1200pcs Purpose: Standard Nail Type: Screw Applicable industries: sports equipment Head shape: cylindrical head Standard: Hexagon cylindrical head machine screw (knurled) Material: 40Cr alloy steel Strength Rating: 12.9 Product grade: Class A, Class B, Class C Surface Treatment: Black This set of products covers all kinds of basic accessories and special tools, and is created through fine processing technology and multiple quality inspection processes to ensure that each product is accurate in size and stable in structure, and is suitable for use needs in multiple scenarios. Whether it is the installation and fixation of daily households, the connection and combination of home decoration, the fastening support of industrial operations, and the precision coordination of mechanical maintenance, it can provide stable and reliable usage performance. The product has both wear resistance and use resistance, complies with industry safety standards, and easily meets core needs such as fastening, connection, and support. From home scenarios to industrial environments, we use solid quality to help efficient work and life convenience, and adapt to the functional needs of diverse use scenarios.