Walnut engineered flooring:top veneer 0.6mm,2mm,3mm,4mm,etc. Specification:910* ... Oak, beech,Red Oak,Cherry,Maple,Birch,Teak,Sapele, Americal Walnut,hickory,chinese maple,all species available.Glue:E1 ,WBPTreffert,Valspar ... cuting, base plywood making , making groove/tenon and Click syste WALNUT wood flooring