15pcs Bolts Screws M4x55mm Micro Machine Pan Cross Head Screws 304 Stainless Steel Fasteners Bolts Round Head Screw for Construction Engineering Mechanical Equipment and Daily Maintenance

• 【Practical M4 Bolts Set】: This Bolt Set contains 15 pcs 304 stainless steel pan head bolts, each with a size of M4×55mm, M4 Bolt is sufficient for a variety of assemblies. We also provide a variety of specifications (M4×40/55/65/70, M5×40/55/60/65/70/80/90/100), which is convenient for users to flexibly choose according to actual needs and meet different assembly requirements.
• 【High-Quality Material】: The Micro Screws are made of 304 high-quality stainless steel, with a smooth surface, strong and durable, good corrosion resistance, rust resistance and oxidation resistance, suitable for a variety of assembly environments, ensuring long service life and stable performance.
• 【Pan Head Cross Design】: The M4 Machine Screws adopts a pan head cross design, with a round and beautiful head, uniform force, effectively preventing damage to the connection surface, convenient and quick installation and disassembly, suitable for various assembly environments, and is an ideal choice for engineering assembly.
• 【Precision Thread】: The pan head screws thread is uniform and tight, with high meshing degree and good locking performance, Bolt can ensure a stable and firm connection, reduce the risk of loosening, and is suitable for a variety of installation needs.
• 【Widely Used】: This small bolts is widely used in wind power, aerospace, office equipment, petrochemical, electronic manufacturing, communication equipment, shipbuilding, environmental protection machinery, automobile manufacturing, rail transportation, construction engineering and mechanical processing and other industries. Bolt can adapt to various complex working conditions and harsh environments, meet diverse assembly needs, and ensure stable and reliable equipment operation.

304 stainless steel pan head bolts have a simple structure and are easy to install and remove quickly using common tools. When using, pass the bolt through the pre-opened hole and tighten it to ensure a firm connection; when removing, just turn it counterclockwise. It is easy to operate, does not require professional skills, is suitable for various on-site operations and maintenance, and improves work efficiency. Precautions for using 304 stainless steel pan head bolts: 1.Bolts Avoid over-tightening to prevent thread damage and deformation. 2.Confirm that the hole size is accurate before installation to ensure that the bolts fit well. 3.Check regularly in a corrosive environment to clean dirt and rust. 4.Bolt Avoid contact with corrosive media such as strong acids and alkalis to maintain corrosion resistance. 5.Keep dry during storage to prevent surface oxidation from affecting service life. Product specifications: Material: 304 stainless steel Color: Silver Package includes: 15 304 stainless steel pan head bolts M4x55mm Precautions: 1. Due to manual measurement, please allow an error of 1-2 mm. 2. If you have any questions, please contact us and we will provide you with satisfactory service.