This is a package of 4.5mm Thin Wall Brass Tubes from K&S Engineering. 9837
FEATURES: Ideal for model building and many hobby and craft uses
INCLUDES: Three 1mm Thin Wall Brass Tubes
SPECS: Length: 11.89″ (302mm) Diameter: 0.178″ (4.5mm) Hole Diameter: 0.0089″ (.225mm)