... 000 sets standard size O-Ring tool.Maximum O-Ring size on ID up to 1200mm. minimum size on CS 0.25 mm. ... part of the whole set of sealing parts. O-Ring is good at both in static seal and dynamic seal, main material ... KA, DC, DB etc, also can make on your demand; 3. Many types of O-Ring : O-type, E-type, U-type ... , V-type and so on, can make on your type. 4. ...