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Vichok Hardware

DIN912 304 Stainless Steel Left-Handed Screw Hex Socket Cup/Cylindrical Head Anti-Stripping Anti-Galling M3-M12

DIN912 304 Stainless Steel Left-Handed Screw Hex Socket Cup/Cylindrical Head Anti-Stripping Anti-Galling M3-M12

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304 stainless steel DIN912 hex socket left-handed screws are high-performance industrial fasteners engineered with anti-stripping and anti-galling features, available in M3-M12 metric sizes. Designed to comply with DIN912 standards, these screws feature a dual cup/cylindrical head design, combining the versatility of two head styles with the reliability of left-handed threads for specialized applications.
 
Crafted from premium 304 stainless steel, the screws offer excellent corrosion and rust resistance, making them suitable for indoor/outdoor use, mechanical equipment, and harsh industrial environments. The hex socket drive ensures secure tool engagement, while the integrated anti-stripping and anti-galling properties prevent thread damage, seizing, and buckling during installation and long-term use—critical for high-stress or repetitive-operation scenarios.
 
As left-handed (reverse-thread) screws, they are ideal for applications where vibration or rotational forces might loosen standard right-handed fasteners, such as machinery shafts, pulleys, and specialized equipment. The cup/cylindrical head provides a low-profile, smooth finish, avoiding interference with adjacent components while ensuring consistent torque transfer during tightening.
 
Compatible with standard hex socket tools, these DIN912 screws cater to mechanical engineers, equipment manufacturers, and maintenance professionals, delivering durable, precision performance for specialized industrial needs.
 

Core Features & Advantages

 
  • 304 Stainless Steel: Corrosion-resistant, durable for harsh industrial and outdoor environments.
  • DIN912 Compliant: Meets international standards for dimensional accuracy and reliability.
  • Left-Handed Threads: Reverse-thread design prevents loosening from vibration or rotation.
  • Anti-Stripping & Anti-Galling: Protects threads from damage, seizing, and buckling during use.
  • Dual Head Design: Cup/cylindrical head offers versatility for various installation scenarios.
 

Key Specifications

 
  • Material: 304 Stainless Steel
  • Standard: DIN912
  • Thread Direction: Left-Handed (Reverse Thread)
  • Drive Type: Hex Socket
  • Head Type: Cup Head, Cylindrical Head
  • Sizes: M3-M12
  • Applications: Machinery, Industrial Equipment, Shafts, Pulleys, High-Vibration Scenarios
  • Performance: Corrosion-Resistant, Anti-Stripping, Anti-Galling, Vibration-Proof
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