Small size, lightweight main seal imports at reasonable prices sound technical team Material :Stainless steel . Steel Standard : AISI, ASTM, DIN, JIS, BS (As per customer need)Machining and Processing : Heat treatment, Polishing, Sand blasting, Painting, Electro-plating, Chemical Plating, and other machining processing.Good after-sale service : If any quality problem,we pay for the loss at once ...