Thread Repair Kits: BIG-SERT 1/4"-28 UNF Thread Repair Kit

BIG-SERT 1/4"-28 UNF Thread Repair Kit Reviews

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BIG-SERT 1/4"-28 UNF Thread Repair Kit Feature

BIG-SERT is a heavy wall solid bushing, easy to install with positive placement.
BIG-SERT gives increased load protection for critical use.
BIG-SERT will repair oversize holes which have previously been repaired.
This is a complete kit including: drill bit, counterboring tool, tap, inserting tool, and 5 inserts!

BIG-SERT kits are an oversize thread repair system that will repair threads that were repaired by standard Time-Serts,Helicoil, Perma-Coil, any other similar coil style insert.