V-Coil Thread Repair Insert M4 x 0.7 1.5D

Application:

• Thread Repair of damaged or worn-out threads
• Thread Armour Plating for material with low shear strength
• Recovery of rejected items

Advantages:

• produced from precision profiled austenitic stainless steel wire wound into a helical spiral
• spring like appearance
• for high strength and long-lasting internal threads
• higher temperature and corrosion resistance
• higher load capacity after the repair by better thread properties
• can generally be incorporated into existing designs where no previous provision has been made
• position is maintained by the action of radial pressure between their coils and the flanks of the tapped hole