Gr. 12.9 Alloy Steel Hex Socket Cap Head Shoulder Screw Size Φ6-Φ25mm Stripper Bolt

Gr. 12.9 Hex Socket Cap Head Shoulder Screw Φ6-Φ25mm

Our Gr. 12.9 hex socket cap head shoulder screws are manufactured from high-strength alloy steel with a precision ground shank, delivering accurate alignment and reliable load bearing for die, mold and jig tooling applications.

Key Features:

• Property class 12.9 high-strength alloy steel construction
• Hex socket cap head for secure wrench drive and high torque tightening
• Precision ground shoulder shank ensures exact perpendicular alignment
• Available in shoulder diameters from Φ6mm to Φ25mm
• Consistent hardness and tensile strength for repetitive stripping duty

Specifications:

• Material: Alloy steel 40Cr / SCM440
• Property class: Grade 12.9
• Hardness: HRC 39-44
• Standard: ISO 7379 
• Surface treatment: Black oxide, zinc plated or as required
• Thread: Metric coarse or fine thread available

Custom sizes, thread lengths and surface finishes are available on request. Contact our sales team for a quotation.