HOLLOW RECTANGULAR CAPILLARIES MANUFACTURED IN BOROSILICATE GLASS, ID: 1.00mm x 10.00mm, Wall thickness 0.70mm +/-20%, ID Tolerances +/- 10%, Open both ends. Supplied in plastic vials - Each vial contains 10 capillaries. Available in 50mm, 100mm, 300mm and 600mm lengths. Part numbers 4410-050 (4410-50), 4410-100, 4410-300, 4410-600, RT4410.