This product is registered by Horiuchi Hatsujo Manufacturing Co., Ltd..
About This Product
■Name
Sem washer, washer for washer assembly, washer for screws
■Common name
Washers for washer assembly, washers for screws
■Applications
This washer is specially designed for fitting sems screws.
The inner diameter has three protrusions, making it easy to fit in and difficult to remove.
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