Time tested Flexible oak filler.
Cracks repairs on lacquered or oiled oak Joinery
Joinery Oak cracks and splits are hard to repair, especially in a wide diapason of moisture and dry air environment.
Most oak-cloured fillers are not flexible; hard filler repaired old cracks can appear again. Flexible filler can help to resolve this issue.
Floor adhesive SIKA 52 Brown color dries in about 24hours can be sanded or wiped with vet wipes.
It can be used for splits or joints repairs on the oak floor, skirting boards, door architraves, and more.