Specifications: 

10 different sizes
Attached to ring for easy storage
Material: nylon
Color: random
Sold as 1 set of 10 brushes with varying diameters on a detachable key ring
Overall length of all brushes: 8 inches (21 cm)
Brush Diameters: 2, 3, 4, 5, 6, 8, 12, 16, 20, and 24 mm (1/16, 1/9, 1/6, 1/5, 1/4, 1/3, 1 / 2, 2/3, 3/4, and 1 in
Case Material: Nylon brushes & Stainless Steel
It can us to clean Tobacco Pipe, Airbrush Needle, Tattoo Needle etc.
 
Package included: 10Pcs/Set Brush（Color random）