Ball Head (Blind hole) Wheel Nuts | Cold Forging × Precision Machining × Taiwan Auto Fastener Manufacturer

Ko Ying Hardware manufactures blind hole wheel nuts combining high-strength cold forging with CNC precision thread cutting. Featuring an innovative spherical ball head design, these nuts fit seamlessly against the wheel rim recess to improve clamping force, engagement stability, and driving safety.

This series is widely applied across automotive tuning markets and trusted by performance vehicle owners and engineers.

Key Advantages

• Spherical Ball Head Design: Provides full contact surface, reducing loosening risks.
• Cold Forging Technology: Maintains metal grain flow for superior strength and fatigue life.
• CNC Precision Threading: High thread accuracy for smooth installation under high-performance conditions.
• Multi-Material Options: Aluminum alloy, alloy steel, stainless steel.
• Diverse Surface Treatments: Rainbow titanium plating, zinc plating, black oxide.
• Customization Services: Custom drive heads, thread pitches, and overall length specifications.

Specifications & Shipping Info