KF16 KF25 KF40 KF50 3-piece High Vacuum Manual Ball Valve SUS304 Stainless Steel KF Vacuum Ball Valve

High-concerned chemical：None Structure：Ball Material：Stainless steel Power：Manual Standard or Nonstandard：Standard Pressure：Vacuum Origin：Mainland China Certification：NONE

High-concerned chemical: None Structure: Ball Material: Stainless steel Power: Manual Standard or Nonstandard: Standard Pressure: Vacuum Origin: Mainland China Certification: NONE