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science@huahailabs.com
TEL: 0086-20-8634 9486 0086-20-8634 2720FAX: 0086-20-8634 6902
http://www.sinofengmodel.com
Set of 5 pieces
Rang: 0~100, Subdivision: 0.2, Total length: 380mm
①0~20,②20~40,③40~60,④60~80,⑤80~100