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OEM Precision Fasteners & Custom Metal Components

OEM screws, bolts, nuts, rivets and custom cold-forged components. From prototype to mass production with IATF 16949 & ISO 9001 quality systems.

Cold forged custom components
Cold forged custom components
Stainless steel custom screws
Stainless steel custom screws
Stainless steel custom screws
Stainless steel custom screws

PRODUCT RANGE

Precision Fastener Categories

Why Choose Hoa Khoa

  • 20+ Years Fastener Manufacturing Experience

  • IATF 16949 & ISO 9001 Certified

  • M2–M24 Size Range

  • Custom Drawings Accepted

  • PPAP / Material Reports Available

  • China & Vietnam Production Support

Cold-Headed Screws & Bolts

Hex Nuts & Special Nuts

Rivets, Pins & Custom Forgings

Machine screws, SEMS screws, shoulder screws, hex bolts, flange bolts.

Hex nuts, flange nuts, lock nuts, weld nuts and custom nut designs.

Solid rivets, dowel pins, shafts, spacers and non-standard cold-forged parts.

MANUFACTURING DEPTH

End-to-End OEM Services

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Cold Heading

Secondary Machining

Heat Treatment

Surface Treatment

High-speed forging presses shape raw wire rod at room temperature, aligning grain structure for structural integrity.

In-house CNC turning, thread rolling, and tapping for tolerance-critical dimensions that forging alone cannot reach.

Controlled hardening and tempering to achieve precise tensile strength and hardness specifications required by your drawings.

Zinc plating, phosphating, and custom anti-corrosion coatings applied and tested for salt-spray resistance.

GLOBAL SUPPLY CHAIN

Dual-Facility Redundancy

2

China and Vietnam

15+

Years OEM Experience

100%

PPAP Documentation

24hr

Drawing Review

Certified Quality You Can Trust

Our manufacturing facilities operate under IATF 16949 and ISO 9001 certified quality management systems. We are committed to providing high-quality cold forged parts and industrial fasteners through strict quality control, full process traceability, and continuous improvement.

IATF 16949 quality management certification
IATF 16949 quality management certification
ISO 9001 quality management certification
ISO 9001 quality management certification
SECURE PORTAL

Submit Your CAD Drawings

Our engineering team reviews all technical drawings within 24 hours. Provide your material requirements and annual volume for an accurate factory-direct quotation.