Half Thread Black Steel Hexagonal Bolt UNF Grade 10.9 Size 39 mm | Al Hadhara Tower Trading

Half Thread Black Steel Hexagonal Bolt manufactured by Al Hadhara Tower Trading is crafted from high-quality black steel, providing excellent durability and strength. This bolt features a UNF fine thread and Grade 10.9 hardness, making it suitable for demanding construction and building supply needs in Saudi Arabia. Ideal for fastening wood, metal, and electrical appliance installations with reliable performance.

• Size: 39 mm
• Length: Minimum 110 mm - Maximum 750 mm
• Grade: 10.9 (ASTM - A307 - B, A325, G5)
• Material: Black Steel
• Thread Type: UNF (Fine Thread)
• Standard: DIN-931&933