This box includes Three 3/8" Round Tappable Aluminum Tubes by K&S Engineering. FEATURES: Tappable Aluminum (6061-T6) Endless project uses! Bend to desired shape Cut to desired length Great for scratch builders, modelers, crafts, machine shops, and architectural applications. Tubes are individually bar coded for ease of sale Refill item for #3000 Display Center INCLUDES: 3 Round Tappable 6061-T6 Aluminum Tubes SPECS: Diameter: 3/8" Wall: .049" Length: 12" kr10/12/01 ir/kh