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DIN 126 Flat Washer
Key words:
Slotted nuts mainly refer to hexagonal slotted nuts, that is, a slot is machined above the hexagonal nut. It is used in conjunction with a bolt with a hole in the screw and a split pin to prevent the bolt from rotating relative to the nut.
DIN 7985 Phillips Pan Head Machine Screw
The cross recessed pan head screw is a kind of machine wire screw that uses the cross recess shape, and is generally represented by the letter PM.
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