4-spline Punch Pin

4-Spline Punch Pin – Cold Heading Forming Tool

HengfaMold's 4-spline punch pins are precision-engineered for cold heading, nut forming, and non-standard fastener manufacturing. Designed to deliver consistent drive recess geometry across high-volume production runs.

Key Features

• 4-spline profile – accurate geometry for reliable drive recess forming
• Custom special shape forming – non-standard and OEM profiles available
• High-wear tool steel – surface-treated for extended service life
• Tight dimensional tolerances – ensures repeatable quality run after run
• Compatible with standard cold heading machines

Applications

Ideal for producing 4-spline drive screws, bolts, and fasteners used in automotive, electronics, and industrial assembly.

Custom Tooling & OEM Orders

We support drawing-based manufacturing and full technical consultation. Contact HengfaMold for custom dimensions, bulk pricing, or OEM partnerships.