Clarke CHT680 Individual Thread Repairing Kit M12 Description Compact kit for re-threading holes in castings etc which have damaged threads. No special engineering experience required. £29.24 In stock Clarke CHT680 Individual Thread Repairing Kit M12 quantity Add to basket EAN: 5016086228820 SKU: 1801680 Categories: Metalworking, Thread Repair Tools Related products Clarke CHT679 Individual Thread Repairing Kit M10 £27.01 Clarke CHT675 Thread Repair Kit M5 – M12 £75.54 Clarke CHT678 Individual Thread Repairing Kit M8 £23.31 Clarke CHT676 Individual Thread Repairing Kit M5 £19.60