PATIKIL 5/16"-18 x 3-1/2 Socket Head Cap Screws Bolts, 10Pcs Carbon Steel Hex Head Metric Screws for Door Road Bicycle Mountain Bike Auto Ship Communication Equipment, Black

• SPECIFICATION: Color:Black; Thread Size: 5/16-18 UNC; Thread Length: 3-1/2 inch; Bolt Head Diameter: 10.9 mm / 0.43inch; Package List: 10Pcs Bolts and 1Pcs Inner Hexagon Wrench.
• FEATURE: This hexagon socket screw is made of black carbon steel, which has high strength and hardness. After special processing, the wear resistance, corrosion resistance, and service life are further improved.
• APPLICATION: This carbon steel hexagon socket screw is mainly used in situations that require high-strength fastening connections, providing a stable and reliable fixing effect. It is suitable for industries such as automobiles, bicycles, communication equipment, ship assembly, agriculture, new energy, construction, and light industry.
• NOTE: Check thread size before use.
• INSTRUCTION: 1.Check Thread Type: Match screw size to your component. 2.Screw the adapter with one end that matches the screw hole of the device into the screw hole of the device.

This carbon steel hexagon socket screw is mainly used in situations that require high-strength fastening connections, providing a stable and reliable fixing effect. It is suitable for industries such as door, automobiles, bicycles, communication equipment, ship assembly, agriculture, new energy, construction, and light industry. Specification Color:Black Thread Size: 5/16-18 UNC Thread Length: 3-1/2 inch Bolt Head Diameter: 10.9 mm / 0.43 inch Package List: 50Pcs x Bolts, 1Pcs x Hexagon Wrench Advantage This hexagonal socket screw reaches grade 12.9. It can withstand extremely high loads and tensile forces, and is not prone to break or deformation. This hexagon socket screw is made of black carbon steel, which has high strength and hardness. After special processing, the wear resistance, corrosion resistance, and service life are further improved. Instruction 1.Check Thread Type: Match screw size to your component. 2.Screw the adapter with one end that matches the screw hole of the device into the screw hole of the device. Note Check thread size before use.