... :All size 4.Surface processing: Black ,Zinc,Nickel plating 1.Steel fastener bearing clamps2.Material: Spring steel3.Size: All size4.Suface processing ... : Founded in 19837.Main products : Kinds of washers , spring pins ,bearing clamp and so onOur company have its own factory which ... Europe and America, the Middle East, Africa and other countries Steel fastener bearing clamps