Product information "Rex-Lith, Set (100 ml Tube)"
Uses:
Ideal to repair major damage to corners and edges of real wood, décor and metal surfaces in interior areas. (If used outside, a UV-stable sealer has to be applied.)

Characteristics:
2A solvent-based two-component filler, extraordinarily hard, little shrinkage (1-2%), can be treated mechanically after curing. Curing time: 20-30 min. Can be colored with König touch-up materials.
https://www.koenignorthamerica.com/media/81/33/b7/1671546570/150-155_hk_rex-lith_gebr_2021-43_web.pdf
https://www.koenignorthamerica.com/media/d1/b0/b4/1719831518/TDS_151-155_Rex-Lith_2024-26.pdf