E-Z Coil Kit Economy 1/4"-28 X 1D Unf Helicoil Thread Repair Insize Thread GO Ring Gauge 3/8"-16 UNC Series 4121-3C1 Soft Metals: Ideal for repairing

Soft Metals: Ideal for repairing damaged threads in materials such as aluminum

M4 x 16mm - 8 PCS

Insize Bevelled Edge Square 150x100mm

Range: 0–200 mm

E-Z Coil Kit Economy 1/4"-28 X 1D Unf Helicoil Thread Repair Insize Thread GO Ring Gauge 3/8"-16 UNC Series 4121-3C1 Soft Metals: Ideal for repairingProduct Description: The E Z Coil Kit Economy 1 4" 28 X 1D UNF offers a practical and cost effective solution for repairing damaged threads in soft materials. These helical stainless steel wire inserts are designed to restore worn out threads while protecting newly tapped holes from stripping and wear. With heat resistance up to 800F, this kit is ideal for high temperature applications. It includes all the necessary tools and inserts for fast,