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Phone: 86-19831036888
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Add: Sanli Industrial and Mining Accessories Co., Ltd., Xisu Township, Yongnian District, Handan City, Hebei Province
Flat washer (also known as flat washer) is a type of flat circular basic fastener, usually placed between the bolt/screw head or nut and the connected part.
Spring washer (also known as spring washer) is an open and elastic anti loosening fastener, usually used in conjunction with bolts and nuts.