... per drawing.Any processing is available(bending, hole-drilling, flaring, end-narrowing Stainless steel telescopic tube.As displayed, its diameter can ... requests9)Specification: According to customers' requests10)Processing: Hole/bore-drilling, bending, sharpening, fringe-milling, rolling, stamping, end-narrowing/widenning, surface ... , please make direct contact. Aluminium vacuum cleaner telescopic tube