Precision Stainless Steel Half-Round Head Pins with Center Hole

Service: High-Volume Automatic Lathe Machining & Micro Turning

Part Type: Custom Half-Round Head Hollow Pins / Precision Miniature Rivets

Material: Premium Stainless Steel (SUS303, SUS304, SUS316 Corrosion Resistant)

Core Process: High-Speed Automatic Lathe Machining & Precision Deep Hole Drilling

Technical Features: Smooth Hemispherical Head, Short Stepped Shank, Centered Internal Bore (Hollow), Burr-Free Transitions

Precision Tolerance: +/-0.01mm (High Consistency for Automated Assembly)

Surface Quality: Ra 0.8 Mirror-like Finish on Head, Passivation for Anti-Rust

Target Batch Size: Optimized for 5,000 - 100,000+ pieces (High-Capacity Mass Production)

Lead Time: 7-14 Days

Supply Logic: Agile Mass Production by FIWOK METALWORKS, providing high-precision micro-components for global SMEs.

FIWOK METALWORKS produces high-precision stainless steel pins featuring a smooth half-round head and a hollow center shank. Optimized for high-volume automatic lathe production (5,000-100,000+ pcs) with +/-0.01mm tolerance.

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Precision Stainless Steel Half-Round Head Pins with Center Hole

Mass produced stainless steel half-round head pins with hollow center shanks manufactured by automatic lathe at FIWOK METALWORKS

Consistent Quality: Mass Production of Stainless Steel Hollow Pins

FIWOK METALWORKS specializes in the high-volume production of precision stainless steel miniature components. Our Automatic Lathe production lines are engineered to maintain exceptional concentricity between the smooth hemispherical head and the centered hollow shank, delivering perfect fitment for batches of 5,000 to 100,000+ pieces.

Rigid Tolerances: Guaranteed +/-0.01mm accuracy across millions of units for automated assembly compatibility.
Smooth Finish: High-quality Ra 0.8 surface on the half-round head to ensure aesthetic and functional integrity.
SME Supply Chain Advantage: Direct factory manufacturing provides economies of scale pricing without the need for costly certification overheads.

Technical Specifications

Machining Process	High-Speed Automatic Lathe Turning, Precision Micro-Drilling
Material Specification	Stainless Steel SUS303, SUS304, SUS316 (Corrosion Resistant)
Precision Metrics	Dimensional Accuracy +/-0.01mm, Surface Finish Ra 0.8
Key Structural Features	Hemispherical Head, Centered Internal Hollow, Burr-Free Edge

Why Choose FIWOK METALWORKS for Miniature Pins?

High-Speed Mass Production Our automated facility is optimized for the rapid production of micro-components, ensuring thousands of units are delivered with consistent quality and competitive unit costs.

Reliable Concentricity Maintaining alignment between the head and the center hole is critical for automated riveters. We use strict process controls to guarantee assembly line success.

Target Applications

These stainless steel hollow pins are ideal for Precision Electronics, Miniature Hinges, Fastening Mechanisms, and Automated Assembly Lines where high-volume reliability is required.

Production FAQ

Q: Can the hollow depth be customized based on drawing requirements?
A: Yes. We can adjust the internal bore depth and diameter to suit your specific assembly or riveting requirements in large-volume runs.

Q: What is the optimal batch size for these micro components?
A: Our economies of scale for automatic lathe production are best achieved for batches starting at 5,000 pieces, where unit costs are significantly lowered for our SME clients.

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