Progum offers standard size O-Ring Kits.
‧Standard size of AS 568 Standard Series (Inch) , European Standard Series (mm) , JIS Standard Series (mm) , French Size (mm)
‧Material in NBR 70、90 Duro, FKM 75、90 Duro
‧Box color in yellow, red, green and blue
‧Material can be selected upon requested
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