BISS: Round Brass Tube, 3 mm x .45 mm (4) - K+S

Sports: Round Brass Tube, 4 mm x .45 mm (3) - K&S Engineering

Home Improvement: 5 Pcs Brass Y-Shape 3 Ways Hose Barb Fitting Adapter Coupling for 10mm Tube - Amico

Toy: Round Brass Tube, 5 mm x .45 mm (3) - K+S

BISS: Slide Fit Brass Tubes 4mm, 5mm, 6mm (12" Long) - SFT10 - Albion Alloys

BISS: Round Brass Tube 36",3/8"(3) - K&S Engineering

Single Detail Page Misc: Thin Brass Tube, 3 mm x .225 mm (3) - K+S

BISS: SMC KQ Series Brass Push-to-Connect Tube Fitting, Connector, 10mm Tube OD x 3/8" UNI Thread Male - SMC Corporation of America

Home Improvement: uxcell 5 Pcs Brass Y-Shape 3 Ways Hose Barb Fitting Adapter Coupling for 8mm Tube - uxcell

Toy: Thin Brass Tube, 3.5 mm x .225 mm (3) - K+S

BISS: 20 Pcs M3X40mm Gold Tone Female Thread Standoff Hexagonal Spacer - Amico

BISS: Legris 3109 56 18 Nylon & Nickel-Plated Brass Push-to-Connect Fitting, 90 Degree Elbow, 1/4" Tube OD x 3/8" NPT Male - Parker Legris

Sports: Thin Brass Tube, 5 mm x .225 mm (3) - K+S

BISS: Legris 3192 10 17 Nylon & Nickel-Plated Brass Push-to-Connect Fitting, 90 Degree Elbow, 10 mm Tube OD x 3/8" BSPP Female - Parker Legris

Single Detail Page Misc: Thin Brass Tube, 2.5 mm x .225 mm (3) - K+S

BISS: SMC KQ Series Brass Push-to-Connect Tube Fitting, 90 Degree Elbow with Sealant, 10mm Tube OD x 3/8" BSPT Male, Black - SMC Corporation of America

Home Improvement: 5 Pcs Brass Y-Shape 3 Ways 6mm Hose Barb Fitting Adapter Coupler - uxcell

BISS: Legris 0127 05 00 Brass Tube Support, 3 mm Sleeve OD x 5 mm Tube Diameter - Parker Legris

Single Detail Page Misc: Thin Brass Tube, 4 mm x .225 mm (3) - K+S

Art and Craft Supply: pandahall 1 Box 6 Colors Antique Bronze Red Copper Golden Silver Platinum Black Column Brass Tube Crimp Beads 3x3mm - Pandahall

The above is "3Mm Brass Tube, BISS: Round Brass Tube, 3 Mm X .45 Mm (4) - K+S" recommended related products, Please click on the picture to see product details and 3mm brass tube reviews!