Trade Discount 21%
Helical Insert W.TEC® INSERT COIL | Free Running Design | M4 Thread | 10 PCS | by Wurth
Helical insert W.TEC® INSERT COIL is designed for creating durable, heavy-duty female threads, ideal for repairing and reinforcing damaged internal threads in low-strength metals and plastics. Made from corrosion-resistant A2 stainless steel, this insert minimizes thread friction and torsional stress, making it perfect for automotive and industrial applications.
Please sign in so that we can notify you about a reply
Sign in
Please login to continue to your account.
Technical Specifications
- Material: Stainless steel A2
- Surface: Plain
- Design: Free running
- Thread type x nominal diameter: M4
- Length built-in state (l1): 12 mm
- Outer diameter (d1): 5 mm
- Thread form: Standard metric thread
- Pitch: 0.7 mm
- Core hole diameter: 4.2 mm
- Minimum core hole depth: 15.15 mm
- Required thread depth at stud hole: 14.45 mm
- Dimensions (H x L x W): 12mm x 12mm x 5mm
- Weight: 0.02 kg
Key Features
- Produces lasting, heavy-duty female threads
- Free running, true to gauge thread
- Made of A2 stainless steel for increased corrosion resistance
- Optimal force distribution and flexibility compensates for pitch and angle errors
- Minimised thread friction torque and torsional stress
- Space and weight minimisation with fewer required connection points
- Reinforces threads to minimise repair costs
Professional Installation Requirements
- Installation requires proper tools and knowledge of thread repair techniques; professional installation recommended for critical applications.
Applications
- Repair and reinforcement of damaged or worn internal threads in low-strength metals and plastics
- Creating durable, heavy-duty female threads in mechanical assemblies
- Use in automotive, machinery, and industrial equipment requiring strong thread connections
Standards & Compliance
- Complies with AS/NZS 1170 – Structural Design Actions (Wind, Earthquake, Snow Loads)
Environmental Benefits
- Extends the lifespan of components by reinforcing worn threads, reducing waste
- Made from corrosion-resistant stainless steel, reducing the need for frequent replacements
Warranty Information
Standard manufacturer warranty against defects in materials and workmanship.
Available Now
Wurth Helical Insert W.TEC® INSERT COIL Free Running M4 Thread 10 PCS are available for immediate purchase, ideal for industrial and mechanical thread repair applications.
