33pcs Glow Plug Thread Repair Tool Kit Cylinder Heads M8 M10 M12 M14 Helicoil

Tap: M8 x 1.0 / M10 x 1.0 / M10 x 1.25 / M12 x 1.0 / M12 x 1.25 / M14 x 1.25. Insert Driver: M8 x 1.0 & M10 x 1.0, M10 x 1.25 & M12 x 1.25. Includes four sizes of threaded adaptors suitable for common sizes of glow plug.

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