7 piece metric rethreading chaser set. Includes M6X1.0, M8X1.25, M10X1.5, M10X1.25, M12X1.75, M12X1.5, and M12X1.25. The part number for this is RC7 $12.45.
We also carry a full line of metric HSS taps. Very small diameters to very larges diameters.