Eowpower 3Pcs Metal Copper Brass Round Tubes, Diameter 4mm, 5mm, 6mm Length 12 inch

Sutemribor Brass Round Rods Bar Assorted Diameter 2-8mm for DIY Craft (21 PCS)

K & S PRECISION METALS 8127 1/8 x 12 RND BRS Tube

Tube Assortment

K & S Precision Metals 8128 5/32x12 RND BRS Tube

K & S PRECISION METALS 8131 1/4 x 12 Round Brass Tube

Eowpower 4Pcs Metal Copper Brass Round Tube, 3 mm x 0.5 mm x 12"

K&S Precision Metals 9821 Round Brass Tube, 3mm O.D. X .45mm Wall Thickness X 300mm Long, 4 Pieces per Pack, Made in The USA

K&S Precision 3404 Round Copper Telescopic Tubes, 1/16, 3/32, 1/8, 5/32, 3/16, 7/32, 1/4 O. D. X .014" Wall Thickness x 12", Pack of 7

Swpeet 18Pcs Assorted Brass Solid Round Rod Lathe Bar Stock Kit, Diameter 2mm-8mm Length 100mm, Perfect for Various Shaft, Miniature Axle, Model Plane, Model Ship, Model Cars

CCTVMTST 4Pcs Round Copper Brass Tubes, 3 mm x 0.5 mm x 12"