<h3>Key features</h3><ul> <li>Thread Diameter: 10mm; Thread Length: 80mm; Pitch Size: 1.5mm.</li> <li>Head Diameter: 20mm; Head Height: 7.6mm; Drive Type: Allen Hex Socket 6mm; Color: Black.</li> <li>Package Included: 6 PCS Flat Head Hex Socket Cap Screws (M10 x 80mm)</li> <li>Material: It Is Made Of High Quality 10.9 Grade Alloy Steel, And The Surface Is Treated With Black Oxide. They Have Excellent Corrosion Resistance, Firmness, Wear Resistance And Low Temperature Resistance.</li> <li>Widely Used In Construction, Engineering, Assembly Cars And Product Manufacturing And Other Precision Machinery Industries. It Is Famous For Its Efficient Application Performance And Durability.</li> </ul><p>Material: It Is Made Of High Quality 10.9 Grade Alloy Steel, And The Surface Is Treated With Black Oxide. They Have Excellent Corrosion Resistance, Firmness, Wear Resistance And Low Temperature Resistance. Widely Used In Engineering, Assembly Cars And Product Manufacturing And Other Precision Machinery Industries. It Is Famous For Its Efficient Application Performance And Durability. Specification: Thread Diameter 10 mm Head Diameter 20 mm Head Height 7.6 mm Screw Length 80 mm Allen Hex Drive 6 mm Material: 10.9 Grade Alloy Steel Package Included: 6 PCS Flat Head Hex Socket Cap Screws (M10 x 80mm) Screws Warranty: If you encounter any problems when purchasing our products, please feel free to contact us by email. We will try our best to solve your problem and give you help. We will give you a full refund for the damaged and lost products in transportation, and you can buy our products with confidence. Note: Please check the size carefully before purchasing, thanks for your support. Warning: The product are small parts, keep away from children and kids.</p><p>Free shipping included. 30-day hassle-free returns.</p>