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CSK Allen Bolt
CSK Allen Bolt

Cap Allen Bolt

Cap Allen Bolts, also known as socket head cap screws, are high-strength fasteners tightened using an Allen key or hex wrench. They are commonly used where precise torque and a clean flush finish are required in assemblies. Manufactured to ASTM and DIN standards, they are available in a wide range of grades and coatings. Different head types such as standard, button, and countersunk expand their applications. They are widely used in machinery, automotive, aerospace, and structural engineering industries.

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Premium Quality Cap Allen Bolt Supplier in Dubai, UAE

Unifastener Industries LLC is a reliable supplier and manufacturer of premium-quality Cap Allen Bolts in Dubai, UAE. The company specializes in industrial fastening solutions designed for machinery, automotive, engineering, fabrication, construction, and heavy-duty industrial applications. Cap Allen Bolts, also known as Socket Head Cap Screws, are precision-engineered fasteners featuring a cylindrical head with an internal hex drive. These bolts are widely used in applications requiring high-strength fastening, compact installation, and clean finishing in confined spaces. Manufactured using premium-grade materials and advanced production standards, Cap Allen Bolts provide excellent strength, precision fitting, corrosion resistance, and reliable fastening performance for demanding industrial environments.


Standards:
– ASTM A574 (alloy steel socket head cap screws)
– ASTM A193 (Grades B7, B16 for high strength applications)
– DIN 912 (hexagon socket head cap screws)
– ISO 4762 (equivalent to DIN 912)

Grades:
– ASTM Grades: A574, A193 B7, B16
– DIN / ISO Grades: 8.8, 10.9, 12.9

Material Options:
– Alloy steel (heat-treated for high tensile strength)
– Stainless steel (A2 / A4 grades for corrosion resistance)
– Carbon steel
– Brass (for decorative and non-magnetic use)
– Galvanized steel

Diameter Range: M3 to M48 (metric) / 1/8″ to 2″ (inch)

Length Range: 6mm up to 300mm (longer sizes on request)

Thread Types:
– Metric coarse pitch (DIN 13 / ISO 261)
– Metric fine pitch (on request)
– UNC (Unified Coarse, ASTM)
– UNF (Unified Fine, ASTM)

Head Types:
– Standard socket cap head (DIN 912 / ISO 4762)
– Low head socket cap screw (DIN 7984)
– Button head socket cap screw (DIN 7380)
– Flat head countersunk socket screw (DIN 7991)

Coating Options:

– Plain (self-color)
– Black oxide (common for ASTM A574)
– Hot-dip galvanized (ASTM A153 / DIN EN ISO 1461)
– Zinc electroplated
– PTFE / Xylan coated
– Epoxy coated

Add-ons:
– Can be supplied with washers (spring, flat, serrated)
– Available with locking systems (nylon insert nuts, spring washers)
– Supplied with MTC and certification on request

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