Heli-coil Set 5401-04 4-40 missing pieces. All prices will be very reasonable.
BSC CEI THREAD REPAIR INSERT KIT 1/4 5/16 3/8 7/16 1/2 26 tpi CYCLE HELICOIL SET
METRIC THREAD REPAIR INSERT KIT M2 3 4 5 6 8 10 12 14 16 18 20 HELICOIL SET TOOL
Thread Repair Kit 3/8-16 in SAE Helicoil Set with Inserts for Metal Repair
Helicoil Set 5401-04 4-40 Incomplete, see pictures
M6x1.0 Thread Repair Insert Kit 30pcs Stainless Helicoil Set Tool Auto Repair/HD
Metric & SAE Helicoil Set with Drill Bits
