Black Countersunk Allen Bolt DIN 7991, Grade 10.9, Size 4 mm, Length 18 mm | AOBSCO

The Black Countersunk Allen Bolt, manufactured by AOBSCO, is made from high-grade steel with a Grade 10.9 hardness rating, ensuring superior strength and durability. Designed to DIN 7991 specifications, this bolt features a hexagon socket and a countersunk head that sits flush with surfaces, providing a clean and professional finish. Ideal for various construction materials and building supplies in Saudi Arabia, it is widely used in industries such as mold making, electrical, solar energy, automotive, machinery, and equipment manufacturing.

• Size: 4 mm (50 PCS per pack)
• Length: 18 mm
• Head Type: Countersunk
• Drive Type: Hexagon socket (Allen)
• Grade: 10.9 for high tensile strength
• Color: Black
• Standard: DIN 7991
• Material: High-quality steel
• Applications: Construction materials, building supplies, automotive, machinery, solar energy, electrical equipment