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Hexagon socket countersunk flat head machine screw for precise fastening.
Hexagon socket countersunk flat head machine screw for precise fastening.

Hexagon Socket Countersunk Flat Head Machine Screw

  1. Complies with ISO 10642, DIN 7991, ANSI B18.3; precision flush-mount fasteners
  2. Material: Carbon steel (45#), stainless steel (304/316), alloy steel (42CrMo); strength grades 4.8–12.9
  3. Structure: Hex socket + countersunk flat head + full/half thread
  4. Surface treatments: Zinc plating, black oxide, passivation
  5. Size M2–M16, length 6–50mm
Hexagon Socket Head Cap Bolt with Serration
Hexagon Socket Head Cap Bolt with Serration

Hexagon Socket Head Cap Bolt with Serration

  1. Belongs to precision fasteners, integrating the functions of hexagon socket bolts and anti-loosening serrations
  2. Complies with international standards such as ISO 4762 and DIN 912, categorized as hexagon socket head cap bolts with serrated underhead
  3. Common materials include carbon steel (e.g., 45#), stainless steel (e.g., 304, 316), and alloy steel (e.g., 42CrMo)
  4. Strength grades range from 4.8 to 12.9, with high-strength variants undergoing quenching and tempering heat treatment
Hexagon Socket Set Screws with Cup Point
Hexagon Socket Set Screw for mechanical applications.

Hexagon Socket Set Screw

  1. Complies with ISO 4026, DIN 916, ANSI B18.3; precision positioning/fastening fasteners
  2. Material: Carbon steel (45#), stainless steel (304/316), alloy steel (42CrMo); strength grades 4.8–12.9
  3. Structure: Hex socket + no exposed head + positioning tail (flat/cone/cup end) + full thread
  4. Surface treatments: Zinc plating, black oxide, passivation
  5. Size M2–M16, length 6–50mm
Hexagon Socket Set Screws with Cup Point
Hexagon socket set screws with cup point for secure fastening.

Hexagon Socket Set Screws with Cup Point

  1. Complies with ISO 4026, DIN 916, ANSI B18.3; precision locking fasteners
  2. Material: Carbon steel (45#), stainless steel (304/316), alloy steel (42CrMo); strength grades 4.8–12.9
  3. Structure: Hex socket + headless design + cup point (concave tip) + full thread
  4. Surface treatments: Zinc plating, black oxide, passivation
  5. Size M2–M16, length 6–50mm
Hexagon weld nut for secure welding and fastening in mechanical assemblies.
High-quality hexagon weld nut for secure fastening.

Hexagon Weld Nut

  1. Complies with ISO 14544, DIN 929, ANSI B18.2.4.2M; permanent welding-type locking fasteners
  2. Material: Carbon steel (45#), alloy steel (42CrMo), stainless steel (304); strength grades 4.8–12.9
  3. Structure: Hexagonal body + welding boss/groove (for solder penetration) + internal coarse/fine thread
  4. Surface treatments: Black oxide, pickling (pre-welding), zinc plating (post-welding)
  5. Size M3–M36 (matches standard bolts)
High Strength Hex Bolt
High Strength Hex Bolt

High Strength Heavy Hex Bolt

  1. Typically made from medium carbon steel or alloy steel
  2. With professional heat treatment applied to enhance strength
  3. Classified as high-strength bolts, manufactured in compliance with relevant international or industrial standards (e.g., ASTM, DIN, GB)
  4. Designed for matching use with nut
Keps Lock Nut with External Tooth Washer K Nut
Keps Lock Nut with External Tooth Washer K Nut

Keps Lock Nut with External Tooth Washer K Nut

  1. Integrated anti-loosening locking fasteners
  2. Material: Carbon steel (45#), stainless steel (304/316); strength grades 4.8–10.9
  3. Structure: Hexagonal body + one-piece external tooth washer (serrated) + internal coarse/fine thread
  4. Surface treatments: Zinc plating, black oxide, passivation
  5. Size M3–M24 (matches standard bolts)
Knurled Cap Head Hex Socket Bolt
Knurled Cap Head Hex Socket Bolt

Knurled Cap Head Hex Socket Bolt

  1. Complies with international standards such as ISO 4762 (modified) and DIN 912 (knurled variant)
  2. Integrates a knurled cylindrical headand hexagon socket design, available in full-thread or half-thread configurations
  3. Common materials include carbon steel (e.g., 45#), stainless steel (e.g., 304, 316), and alloy steel (e.g., 42CrMo)
  4. Strength grades range from 4.8 to 12.9
  5. with high-strength variants undergoing heat treatment
Lantern Rivet
Lantern rivet fasteners for secure mechanical joining.

Lantern Rivet

  1. Multi-lobed blind rivet fasteners
  2. Material: Aluminum alloy, carbon steel, stainless steel (304/316); light-duty to general-strength variants
  3. Structure: Lantern-shaped multi-lobed sleeve + pull stud + radial expansion mechanism
  4. Surface treatments: Aluminum (natural finish), steel (zinc plating), stainless steel (passivation)
  5. Size: Diameter 3.2–6.4mm, grip range 2–10mm, shear strength 4–20kN
M36-M64 Big Size Hex Bolt
M36-M64 Big Size Hex Bolt

M36-M64 Big Size Hex Bolt

  1. Typically made of high-quality alloy steel
  2. With quenching and tempering heat treatment to ensure mechanical performance
  3. Classified as heavy-duty high-strength bolts
  4. Belongs to large-size fasteners, designed for matching use with nuts of corresponding specifications
Marble Nut with Spring ball For Aluminum Profile
Marble Nut with Spring ball For Aluminum Profile

Marble Nut with Spring ball For Aluminum Profile

  1. Aluminum fastener & stone installation standard
  2. Material: Nut body: 6061-T6 aluminum alloy; Spring ball: 304 stainless steel; Contact pad: Nylon 66; Tensile strength ≥300MPa
  3. Structure: T-slot adaptive base + built-in spring ball + internal thread hole + marble-protective pad + anti-slip serrations
  4. Surface Treatments: Aluminum body: Anodic oxidation (salt spray ≥800h); Nylon pad: UV-resistant modification
  5. Size: Thread specification M5–M12, T-slot width adaptation 8–20mm, spring ball diameter 3–5mm, load-bearing 15–45kg
NFE25511 French Anti-loose Conical Washer
NFE25511 French Anti-loose Conical Washer

NFE25511 French Anti-loose Conical Washer

  1. Standard: NF E25-511 (French standard)
  2. Material: Spring steel, alloy steel, stainless steel (304/316); HRC42-45
  3. Structure: Conical annular body + central through hole + single/double-sided serrations
  4. Specifications: M3-M20
  5. Surface treatment: Dacromet, zinc-magnesium plating, black oxide
  6. Types: Standard (Z), enlarged (M), widened (L) – compatible with different bolt head sizes