Trimming Die

Trimming Die — Cold Heading Die for Nut & Bolt Forming

The Trimming Die is a precision cold heading die used to trim and finish the outer profile of nuts, bolts, and other cold-formed fasteners after the initial heading operation. Manufactured from premium tool steel with optional CVD titanium coating, it delivers exceptional wear resistance and significantly extended tool life across high-volume fastener production runs.

Material Options

• SKD11 (D2) Cold Work Tool Steel — excellent wear resistance for standard trimming applications
• M2 High-Speed Steel — high toughness for demanding trimming operations
• Custom material specifications available on request

Coating Options

• CVD Titanium Coating — significantly increases tool lifespan by enhancing surface hardness and reducing friction during trimming
• Non-coated options available

Available Trimming Die Profiles

• Hexagonal (standard hex nut trimming)
• Square
• Round
• Teardrop
• Custom shapes — contact us with your drawing or sample

Key Features

• Precision-ground trimming die cavity for accurate, clean profile trimming
• CVD coating option for significantly extended tool life
• Supports standard and non-standard trimming profiles
• Compatible with major cold heading machine brands
• OEM replacement and custom specifications accepted

Contact us with your trimming die profile, dimensions, material preference, and machine model for a custom cold heading trimming die solution.