3.3 borosilicate glass tubes: 1) Outer diameter: from 10 mm to 100mm , 2) WT from 1.2mm to 7mm, 3) Standard length: 1,500mm , 4)good material for vials,ampoules,or artistic work, 5)MOQ :5 mt, 6)package:covered by shrink film,or by cartons or pallets,or as your requirement, 7)terms of payment:30%T/T in advance,70% before shipment;or by L/C, 8)deilvery time:within20 days after receving your deposit.