E Z Coil Kit Economy 5 8" 18 X 1D Unf Helicoil Thread Repair 13 x 25mm D.O.C HSS 3 4" Universal Shank Annular Cutter Somta Series 521 – HSS 1 2 & 3 4″ Heavy Duty Block and Pin Flaring Tool Somta Series 521 – HSS Straight Flute Short Hand Taper (First Tap) BSW 1 2" x 12 TPI The E Z Coil Kit Economy 1 2" 13X2D UNC is a practical and durable solution for thread repair The E Z Coil Kit Economy 5 8" 18 X 1D UNF offers an effective solution for repairing damaged threads in soft materials The E Z Coil Kit Economy 5 8" 18 X 1D UNF is perfect for professionals and DIY enthusiasts looking to restore or protect threads in soft materials