we can make all sharps of quartz tubes,further- ... 3.no bubble and no processing trade4.long time to use Efforts 1, tolerance control (min:±0.1 ... )2, accurate dimension according to customs’ request 3, complete after-service systerm SpecificationOD:1 ... burning mouth and so on The special one, pls kindly send me the drwaingApplication: Widely used in the filed of semiconductor, metallurgy, ...