White Oak (fs) 8/4 - 5 Pack8 4 White Oak Lumber Flat Sawn 5 Pack Kiln Dried Hardwood S2S Flat Sawn White Oak is one of the most versatile and in demand domestic hardwoods in North America right now and at 8 4 thickness, its bold cathedral grain, warm light brown tones, and closed pore water resistance make it an exceptional building material for serious work. With a Janka hardness rating of ~1,360 lbf, it offers genuine hardwood durability with the natural tyloses that fill its