The "new" one-size-fits-only kits are supplied by the German Bulwark helicopters and range from M2-M16.
Explanation
These kits, which range from M2 to M36, include new mounting tools, a helical coil, drill, punch and 20 threads each of 1.5d, 1d and 2d lengths.
M8 to M16 Single Size Kit: Includes mounting tool, special helix coil and 10 threads each of 1.5d, 1d and 2d lengths.