ITEM NAME:2Pcs 304 Stainless Steel Capillary Tube Pipe OD 10mm x 8mm ID Length 500mm R7M7.Length: 500mm. Material: 304 Stainless Steel. Has a tensile strength between the stainless steel hose threading buckle side sections,to prevent the destruction of the hose inside the hose leading to the laying of the line exposed.