Heli-Coil Master Thread Repair Kit Set Various Sizes 1/4 5/16 3/8 READ

Various install tool pieces included. 1/4 - 20 (26) inserts. Sizes include 1/4 - 28 (15) inserts. 3/8 - 16 (7) inserts. 5/16 - 18 (2) inserts.

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