Features and Benefits: Contains Heli-Coil installation tool, a quantity of inserts and complete instructions12 InsertsDrill Size 13/32

Features and Benefits: Comes with high speed drill for chuck. Thread size and length: 20 x .750. Insert per kit: 6 tap. tool type: 3. Insert qty.: 6. drill size: 33/64

Features and Benefits:Thread Size and Length: 7/16-20 x .656Insert Per Kit: 6Tool Type: 3Insert Qty.: 6Drill Size: 29/64

Features and Benefits: Inch fine repair kits Thread size and length: 3/8-24 x .562 Insert per kit: 12 Tool type: 3 Insert qty.: 12 Drill size: 25/64

Features and Benefits: Inch fine repair kits Thread size and length: 5/16-24 X .469 Insert per kit: 12 Tool type: 3 Insert qty.: 12 Drill size: 21/64

Features and Benefits: All kits contain a Heli-Coil tap, installation tool, a quantity of insert and detailed instructions. 6 inserts. Drill size: 17/32

Features and Benefits: All kits contain a Heli-Coil tap, installation tool, a quantity of insert and detailed instructions. 6 Inserts. Drill size: 29/64

Features and Benefits: All kits contain a Heli-Coil tap, installation tool, a quantity of insert and detailed instructions12 inserts. Drill Size: 25/64

Features and Benefits:All kits contain a Heli-Coil tap, installation tool, a quantity of insert and detailed instructions12 Inserts. Drill Size: 21/64

Features and Benefits:All kits contain a Heli-Coil tap, installation tool, a quantity of insert and detailed instructions.

Features and Benefits:The only thread repair product that can be used to repair both taper seat and gasket type spark plug assembliesThree insert lengths are available to accommodate all spark plug reachesPositive mechanical locking feature means the...