🔧 Fix it once, fix it right — the ultimate thread rescue kit!
This 200-piece Helicoil Thread Repair Kit features high-quality stainless steel inserts in metric sizes M3 to M8, designed to restore stripped or damaged threads with precision and durability. Ideal for automotive, aerospace, and industrial applications, it prevents screw loosening under vibration and comes neatly organized in a portable storage box for professional-grade repairs anytime, anywhere.
| Fastener type | Helical |
| Head style | Hex |
| Finish type | Plain |
| Shape | Hexagonal |
| Item diameter | 7 Centimetres |
| Thread size | M3*0.5,M4*0.7,M5*0.8,M6*1,M8*1.25 |
| Number of pieces | 200 |
| Compatible groove diameter | 7 Centimetres |
| Manufacturer | china |
| Part number | MMDUK-200-137 |
| Item Weight | 110 g |
| Manufacturer reference | MMDUK-200-137 |
| Size | M4 |
| Finish | Plain |
| Head Style | Hex |
| Cutting Diameter | 7 Centimetres |
| Batteries Required? | No |
M**Y
Well made
As described
G**R
GOOD KIT
Good Kit.....Just what I needed and did the job. Value for money and fast delivery
L**L
Good assortment
Does the job, also tried in plastic didn't work very well
R**Y
Good service.
Does what's expected.
R**N
What the hellycoils
Good quality lots of selection. Easy to use if you’re familiar with the product. Lots of coils included for the price, they do whatever job you need them to do!
M**M
Excellent
Makes repairing deep threads easier
A**R
Quality
Good quality
P**E
THE SET IS VERY HANDY FOR THE WORKSHOP
GOES REALLY WELL WITH ANY HELICOIL SET.
