▶【5 sizes per set】5 tubes of equal length (300mm) with different external diameters: 7mm, 8mm, 9.5mm, 11mm, and 13mm. Thickness ranges from 0.7mm to 1mm (+/-0.1mm). The various sizes allow you to experiment and find the right material selections for your different DIY projects.
▶【Strength at aircraft grade】7075 aluminum, the most common aluminum alloy used in aircrafts. Lightweight (40% steel weight) with strength comparable to many steels. Tempered at T6 to achieve the ultimate tensile strength and yield strength.
▶【Corrosion-resistant and seamless】Anodized with excellent corrosion resistance in both fresh and salt water. Produced by a cold drawing process. Seamless and smooth.
▶【Versatile applications】Use for any applications that require lightweight and strong support, even home decorations, thanks to the beautiful anodized surface.
▶【USA business】This product is guaranteed for free returns within 30 days of purchase. If issues with the product occur after 30 days, please contact us, and we will do our best to resolve your concerns.