|  Metric tubing with thick wall 0.5mm This tubing in Metric and has a wall thickness of 0.5mm and hence will telescope inside the tube quoted below. All tubes within this range has a accurate outside diameter (OD) but the inside actual size is designed to fit over the size specified but with a good fit. But in essence are a little bit larger than quoted. These tubes will fit inside or over other tubes I stock but you would need to check first.             Please Note  to confirm the price and/or order, please click on the Stock code in red. If the Stock code is grey we do not stock it, but will get to order if possible. Please E-mail for quote. Click here to view our other selections of tubes 
                          
                            | Outside Dia | Intside Dia | Material | 305mm Stock code | 1000mm Lg Stock Code | Fits inside | Also Fits inside | Also fits inside |  
                            | 2.0mm | 1.0mm | Brass | N2 | ZN2 | N3 | O8 |  |  
                            | 2.5mm | 1.5mm | Brass | O6 | ZO6 |  |  |  |  
                            | 3.0mm | 2.0mm | Brass | N3 | ZN3 | N4 |  |  |  
                            | 3.5mm | 2.5mm | Brass | O7 | ZO7 |  |  |  |  
                            | 4.0mm | 3.0mm | Brass | N4 | ZN4 | N6 |  |  |  
                            | 5.0mm | 4.0mm | Brass | N5 | ZN5 | N6 |  |  |  
                            | 6.0mm | 5.0mm | Brass | N6 |  | N7 |  |  |  
                            | 7.0mm | 6.0mm | Brass | N7 |  | N8 |  |  |  
                            | 8.0mm | 7.0mm | Brass | N8 |  | N9 |  |  |  
                            | 9.0mm | 8.0mm | Brass | N9 |  | N10 |  |  |  
                            | 10.0mm | 9.0mm | Brass | N10 |  |  |  |  |  We also have wires that will fit almost every tube in this list please ask if you need help |