For sale is a used Helicoil Prewinder for thread inserting. The size is 3/8-24. The prewinder is in good used condition and ready to use. This is military surplus and will have markings as shown.
Helical Helicoil 7551-04 4-40 UNC Coil Thread Insert Prewinder Insertion (G33)
Helical Helicoil 7551-04 4-40 UNC Coil Thread Insert Prewinder Insertion (G29)
Helical Helicoil 7551-6 3/8" 16 Coil Sert Thread Insert Prewinder Insertion Tool
HeliCoil R108400 M10 x 1.5 RH 304 SS Helical Inserts - Thread Repair (12 Pack)
M7 x 1 Thread Repair Kit Stainless Steel Helical Insert Helicoil + Drill + Tap
HELICOIL Helical Coil Thread Repair Kit Part # 4131-8-1 NEW