... )Tolerance +-0.5mmmaterialpoplar Whole core boardjoint wayscarf jointcharacter fireproofing,insect prevention,antiseptic,waterproofusagepackingtrade termsFOBpayment termsL/C at sight, T/T with ... , beams, and edge-forming material. 6.lvl is fireproofing,inset prevention,antuseptic,waterproof and easy work 7. it is strong vibration ...