5- Salvaged Red Oak Kiln Dried Craft Pack/Lumber Boards 43713-43714Wood Type : Oak Front Side Tapers : Taper in Thickness leaving Unsurfaced Areas on Slab up to 1 8 Deep x 5 3 4 Wide x 23 1 2 Long Cracks : Cracks Splits up to 1 8" Wide x 30" Long; Some Cracks Splits go Through Full Thickness of Boards Inclusions & Voids : Rustic Inclusions Voids up to 1 2 Deep x 1 1 2 Wide x 5 1 2 Long, Some go Through Full Thickness of Boards Bow : Up to 1 8 Cup : Up to 1 16 Twist : Up to 1 8 Worm Holes Rot : Small Worm Holes