Nylon Cylinder Brush 5mm - Wire Brushes from www.Tube-Brush.co.uk
Nylon Radial Tube Brush, 8" Handle, 3"L x 0.5" Dia Brush; 12/Pk from Cole-Parmer France
Amazon.com: CiaraQ Bottle Cleaning Brushes, 8 Inch Nylon Tube Brush Set, Cleaner for Narrow Neck Bottles Cups with Hook, Set of 10pcs, Black : Industrial & Scientific
Eisco™ Nylon Test Tube Brush, 9 in. Total Length, 3 in. Brush Length, 1/2 in. (12mm) Diameter | Fisher Scientific
Nylon Tube Brushes | Nylon Cylinder Brushes
White Nylon Test Tube Brushes, 3-1/2" x 3/4" x 8", Pack of 12: Amazon.com: Industrial & Scientific
COOPER TOOLS, 3 1/4 in Brush Lg, 6 1/4 in Overall Lg, Test Tube Brush - 8AZF4|06134 - Grainger
Nylon Bristle Hand Tube Brushes | Torrington Brush Works