Hackberry Wood Turning Pen Blanks | Wood Pen Blanks 5 Pack | 3/4" X 3/4" X 5" Heartwood is light brown to gray, sapwood is a contrasting light yellow. Grain is usually straight or occasionally slightly interlocked, with a very coarse uneven texture. Small mill sourced - Salvage and sustainable harvested woods Wood and sawdust of Hackberry wood are known to cause irritation of the eyes, nose, skin and lungs, and may stimulate allergies and asthma - precautionary measures are advised... a good dust mask is essential. Photographs are examples only. You actual product may vary slightly from description photograph.