A set of repair taps and coils for repairing the threads and glow plugs on alloy cylinder heads. Re-threading kit for 8mm, 10mm, 12mm glow plugs.Manufactured from chrome vanadium with blackphosphate finish. Spares taps available: M8 x 1.0 (Part No. 2746), M10 x 1.0 (Part No. 2747), M10 x 1.25 (Part No. 2748), M12 x 1.0 (Part No. 2749), M12 x 1.25 (Part No. 2750), M14 x 1.25 (Part No. 2751). Spare thread kits available (all packs of 5): M8 x 1.0 (Part No. 2632), M10 x 1.0 (Part No. 2633), M10 x 1.25 (Part No. 2634), M12 x 1.25 (Part no. 2635).