Two rows hand tied into an aluminum handle- The fibers are hand laced for better fiber retention and durability- All materials for these high quality brushes are manufactured for detail cleaning such as printed circuit boards and SMT assemblies, or for use as fluid applicators-Features- Fill Material - Hog Bristle-- Trim Length - 716 in-- Rows - 2 x 11-- Handle Length - 6-716 in-- Handle Width - 14 in-- Type - Anti-Static Brushes-- Use - Fine Cleaning-- Brush Face Length - 1-14 in-- Brush Face Width - 14 in-- Case Pack - 25 count- SKU: GDNBR685