... 2) steel3) Material: drawing steel, aluminium,stainless steel,carbon steel,copper, brass,etc..4) Length: According to customers' requests 5) ... ' requests9)Specification: According to customers' requests10)Processing: Hole/bore-drilling, bending, sharpening, milling, rolling, stamping, end-narrowing/widenning, surface-grinding, ... etc..For more details, please make direct contact Steel bend tube