Perma-Coil #1221-303 Thread Repair Kit M3 x 0.5 Thread Size
1221-303- Thread Size M3 X 0.5
- Includes Tap. Coil Installation Tool & Inserts
- Use Drill Size 1/8" (Not Included)
- Coil Length 4.5mm
- Number of Inserts 12
- Helically coiled stainless steel inserts
- Fast, economical & permanent
- Restores threads to original size